Home / 249,113,296.10-373,669,944.15-145,376,012.90

Finding the Fourth Proportional to 249,113,296.10, 373,669,944.15 and 145,376,012.90

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Solution

The fourth proportional to 249,113,296.10, 373,669,944.15 and 145,376,012.90 is: 218,064,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,296.10 : 373,669,944.15 = 145,376,012.90 : x
  2. Step 2: Convert to fraction form
    249,113,296.10/373,669,944.15 = 145,376,012.90/x
  3. Step 3: Cross multiply
    249,113,296.10x = 373,669,944.15 × 145,376,012.90
  4. Step 4: Simplify right side
    249,113,296.10x = 54,322,646,621,092,680
  5. Step 5: Solve for x
    x = 54,322,646,621,092,680/249,113,296.10
  6. Step 6: Final answer
    x = 218,064,019.35

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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.