Home / 1,113,729,411.60-1,669,555,555.63-376,283,590.98

Finding the Fourth Proportional to 1,113,729,411.60, 1,669,555,555.63 and 376,283,590.98

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Solution

The fourth proportional to 1,113,729,411.60, 1,669,555,555.63 and 376,283,590.98 is: 564,074,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,729,411.60 : 1,669,555,555.63 = 376,283,590.98 : x
  2. Step 2: Convert to fraction form
    1,113,729,411.60/1,669,555,555.63 = 376,283,590.98/x
  3. Step 3: Cross multiply
    1,113,729,411.60x = 1,669,555,555.63 × 376,283,590.98
  4. Step 4: Simplify right side
    1,113,729,411.60x = 628,226,359,811,184,128
  5. Step 5: Solve for x
    x = 628,226,359,811,184,128/1,113,729,411.60
  6. Step 6: Final answer
    x = 564,074,498.95

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Half scale
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Double scale
Find fourth proportional to 1,113,729,412.60, 1,669,555,557.12 and 376,283,591.98
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.