Home / 167,327,612.40-251,495,303.40-145,156,681.20

Finding the Fourth Proportional to 167,327,612.40, 251,495,303.40 and 145,156,681.20

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Solution

The fourth proportional to 167,327,612.40, 251,495,303.40 and 145,156,681.20 is: 218,172,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,327,612.40 : 251,495,303.40 = 145,156,681.20 : x
  2. Step 2: Convert to fraction form
    167,327,612.40/251,495,303.40 = 145,156,681.20/x
  3. Step 3: Cross multiply
    167,327,612.40x = 251,495,303.40 × 145,156,681.20
  4. Step 4: Simplify right side
    167,327,612.40x = 36,506,223,578,931,072
  5. Step 5: Solve for x
    x = 36,506,223,578,931,072/167,327,612.40
  6. Step 6: Final answer
    x = 218,172,141.80

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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.