Home / 376,148,918.40-564,223,377.60-99,799,598.40

Finding the Fourth Proportional to 376,148,918.40, 564,223,377.60 and 99,799,598.40

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Solution

The fourth proportional to 376,148,918.40, 564,223,377.60 and 99,799,598.40 is: 149,699,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,148,918.40 : 564,223,377.60 = 99,799,598.40 : x
  2. Step 2: Convert to fraction form
    376,148,918.40/564,223,377.60 = 99,799,598.40/x
  3. Step 3: Cross multiply
    376,148,918.40x = 564,223,377.60 × 99,799,598.40
  4. Step 4: Simplify right side
    376,148,918.40x = 56,309,266,492,371,560
  5. Step 5: Solve for x
    x = 56,309,266,492,371,560/376,148,918.40
  6. Step 6: Final answer
    x = 149,699,397.60

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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.