Home / 103,788,193,112.64-155,666,559,641.36-28,247,230,387.98

Finding the Fourth Proportional to 103,788,193,112.64, 155,666,559,641.36 and 28,247,230,387.98

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Solution

The fourth proportional to 103,788,193,112.64, 155,666,559,641.36 and 28,247,230,387.98 is: 42,366,564,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,788,193,112.64 : 155,666,559,641.36 = 28,247,230,387.98 : x
  2. Step 2: Convert to fraction form
    103,788,193,112.64/155,666,559,641.36 = 28,247,230,387.98/x
  3. Step 3: Cross multiply
    103,788,193,112.64x = 155,666,559,641.36 × 28,247,230,387.98
  4. Step 4: Simplify right side
    103,788,193,112.64x = 4,397,149,173,893,724,897,280
  5. Step 5: Solve for x
    x = 4,397,149,173,893,724,897,280/103,788,193,112.64
  6. Step 6: Final answer
    x = 42,366,564,461.93

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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.