Home / 249,942,460.32-374,938,330.68-86,158,654.56

Finding the Fourth Proportional to 249,942,460.32, 374,938,330.68 and 86,158,654.56

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Solution

The fourth proportional to 249,942,460.32, 374,938,330.68 and 86,158,654.56 is: 129,246,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,942,460.32 : 374,938,330.68 = 86,158,654.56 : x
  2. Step 2: Convert to fraction form
    249,942,460.32/374,938,330.68 = 86,158,654.56/x
  3. Step 3: Cross multiply
    249,942,460.32x = 374,938,330.68 × 86,158,654.56
  4. Step 4: Simplify right side
    249,942,460.32x = 32,304,182,114,361,172
  5. Step 5: Solve for x
    x = 32,304,182,114,361,172/249,942,460.32
  6. Step 6: Final answer
    x = 129,246,475.66

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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.