Home / 1,436,926,497.90-2,155,389,746.85-977,761,473.90

Finding the Fourth Proportional to 1,436,926,497.90, 2,155,389,746.85 and 977,761,473.90

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Solution

The fourth proportional to 1,436,926,497.90, 2,155,389,746.85 and 977,761,473.90 is: 1,466,642,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,926,497.90 : 2,155,389,746.85 = 977,761,473.90 : x
  2. Step 2: Convert to fraction form
    1,436,926,497.90/2,155,389,746.85 = 977,761,473.90/x
  3. Step 3: Cross multiply
    1,436,926,497.90x = 2,155,389,746.85 × 977,761,473.90
  4. Step 4: Simplify right side
    1,436,926,497.90x = 2,107,457,055,709,003,776
  5. Step 5: Solve for x
    x = 2,107,457,055,709,003,776/1,436,926,497.90
  6. Step 6: Final answer
    x = 1,466,642,210.85

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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.