Home / 1,293,346,133.70-1,940,019,200.55-373,252,488.90

Finding the Fourth Proportional to 1,293,346,133.70, 1,940,019,200.55 and 373,252,488.90

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Solution

The fourth proportional to 1,293,346,133.70, 1,940,019,200.55 and 373,252,488.90 is: 559,878,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,346,133.70 : 1,940,019,200.55 = 373,252,488.90 : x
  2. Step 2: Convert to fraction form
    1,293,346,133.70/1,940,019,200.55 = 373,252,488.90/x
  3. Step 3: Cross multiply
    1,293,346,133.70x = 1,940,019,200.55 × 373,252,488.90
  4. Step 4: Simplify right side
    1,293,346,133.70x = 724,116,995,119,075,712
  5. Step 5: Solve for x
    x = 724,116,995,119,075,712/1,293,346,133.70
  6. Step 6: Final answer
    x = 559,878,733.35

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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.