Home / 90,897,376.40-136,346,064.60-62,199,562.40

Finding the Fourth Proportional to 90,897,376.40, 136,346,064.60 and 62,199,562.40

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Solution

The fourth proportional to 90,897,376.40, 136,346,064.60 and 62,199,562.40 is: 93,299,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,897,376.40 : 136,346,064.60 = 62,199,562.40 : x
  2. Step 2: Convert to fraction form
    90,897,376.40/136,346,064.60 = 62,199,562.40/x
  3. Step 3: Cross multiply
    90,897,376.40x = 136,346,064.60 × 62,199,562.40
  4. Step 4: Simplify right side
    90,897,376.40x = 8,480,665,553,082,130
  5. Step 5: Solve for x
    x = 8,480,665,553,082,130/90,897,376.40
  6. Step 6: Final answer
    x = 93,299,343.60

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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.