Home / 64,676,686.60-97,015,029.90-60,000,005.80

Finding the Fourth Proportional to 64,676,686.60, 97,015,029.90 and 60,000,005.80

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Solution

The fourth proportional to 64,676,686.60, 97,015,029.90 and 60,000,005.80 is: 90,000,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,686.60 : 97,015,029.90 = 60,000,005.80 : x
  2. Step 2: Convert to fraction form
    64,676,686.60/97,015,029.90 = 60,000,005.80/x
  3. Step 3: Cross multiply
    64,676,686.60x = 97,015,029.90 × 60,000,005.80
  4. Step 4: Simplify right side
    64,676,686.60x = 5,820,902,356,687,173
  5. Step 5: Solve for x
    x = 5,820,902,356,687,173/64,676,686.60
  6. Step 6: Final answer
    x = 90,000,008.70

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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.