Home / 979,808,281.20-1,468,011,810.60-634,584,207.60

Finding the Fourth Proportional to 979,808,281.20, 1,468,011,810.60 and 634,584,207.60

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Solution

The fourth proportional to 979,808,281.20, 1,468,011,810.60 and 634,584,207.60 is: 950,774,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,808,281.20 : 1,468,011,810.60 = 634,584,207.60 : x
  2. Step 2: Convert to fraction form
    979,808,281.20/1,468,011,810.60 = 634,584,207.60/x
  3. Step 3: Cross multiply
    979,808,281.20x = 1,468,011,810.60 × 634,584,207.60
  4. Step 4: Simplify right side
    979,808,281.20x = 931,577,111,577,042,304
  5. Step 5: Solve for x
    x = 931,577,111,577,042,304/979,808,281.20
  6. Step 6: Final answer
    x = 950,774,890.81

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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.