Home / 2,931,216,084.30-4,396,824,126.45-1,553,721,012.30

Finding the Fourth Proportional to 2,931,216,084.30, 4,396,824,126.45 and 1,553,721,012.30

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Solution

The fourth proportional to 2,931,216,084.30, 4,396,824,126.45 and 1,553,721,012.30 is: 2,330,581,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,216,084.30 : 4,396,824,126.45 = 1,553,721,012.30 : x
  2. Step 2: Convert to fraction form
    2,931,216,084.30/4,396,824,126.45 = 1,553,721,012.30/x
  3. Step 3: Cross multiply
    2,931,216,084.30x = 4,396,824,126.45 × 1,553,721,012.30
  4. Step 4: Simplify right side
    2,931,216,084.30x = 6,831,438,032,652,956,672
  5. Step 5: Solve for x
    x = 6,831,438,032,652,956,672/2,931,216,084.30
  6. Step 6: Final answer
    x = 2,330,581,518.45

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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.