Home / 1,434,287,870.91-1,979,265,006-799,175,547.63

Finding the Fourth Proportional to 1,434,287,870.91, 1,979,265,006 and 799,175,547.63

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Solution

The fourth proportional to 1,434,287,870.91, 1,979,265,006 and 799,175,547.63 is: 1,102,833,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,287,870.91 : 1,979,265,006 = 799,175,547.63 : x
  2. Step 2: Convert to fraction form
    1,434,287,870.91/1,979,265,006 = 799,175,547.63/x
  3. Step 3: Cross multiply
    1,434,287,870.91x = 1,979,265,006 × 799,175,547.63
  4. Step 4: Simplify right side
    1,434,287,870.91x = 1,581,780,195,074,945,280
  5. Step 5: Solve for x
    x = 1,581,780,195,074,945,280/1,434,287,870.91
  6. Step 6: Final answer
    x = 1,102,833,139.12

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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.