Home / 1,298,895,464.15-1,792,669,820.15-1,022,516,750.87

Finding the Fourth Proportional to 1,298,895,464.15, 1,792,669,820.15 and 1,022,516,750.87

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Solution

The fourth proportional to 1,298,895,464.15, 1,792,669,820.15 and 1,022,516,750.87 is: 1,411,225,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,895,464.15 : 1,792,669,820.15 = 1,022,516,750.87 : x
  2. Step 2: Convert to fraction form
    1,298,895,464.15/1,792,669,820.15 = 1,022,516,750.87/x
  3. Step 3: Cross multiply
    1,298,895,464.15x = 1,792,669,820.15 × 1,022,516,750.87
  4. Step 4: Simplify right side
    1,298,895,464.15x = 1,833,034,919,877,372,672
  5. Step 5: Solve for x
    x = 1,833,034,919,877,372,672/1,298,895,464.15
  6. Step 6: Final answer
    x = 1,411,225,899.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.