Home / 103,635,288,089.70-155,452,938,433.11-25,118,068,985.70

Finding the Fourth Proportional to 103,635,288,089.70, 155,452,938,433.11 and 25,118,068,985.70

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Solution

The fourth proportional to 103,635,288,089.70, 155,452,938,433.11 and 25,118,068,985.70 is: 37,677,105,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,089.70 : 155,452,938,433.11 = 25,118,068,985.70 : x
  2. Step 2: Convert to fraction form
    103,635,288,089.70/155,452,938,433.11 = 25,118,068,985.70/x
  3. Step 3: Cross multiply
    103,635,288,089.70x = 155,452,938,433.11 × 25,118,068,985.70
  4. Step 4: Simplify right side
    103,635,288,089.70x = 3,904,677,631,592,631,369,728
  5. Step 5: Solve for x
    x = 3,904,677,631,592,631,369,728/103,635,288,089.70
  6. Step 6: Final answer
    x = 37,677,105,005.13

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1.5x scale

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.