Home / 103,725,692.60-155,588,538.90-97,773,553.40

Finding the Fourth Proportional to 103,725,692.60, 155,588,538.90 and 97,773,553.40

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Solution

The fourth proportional to 103,725,692.60, 155,588,538.90 and 97,773,553.40 is: 146,660,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,725,692.60 : 155,588,538.90 = 97,773,553.40 : x
  2. Step 2: Convert to fraction form
    103,725,692.60/155,588,538.90 = 97,773,553.40/x
  3. Step 3: Cross multiply
    103,725,692.60x = 155,588,538.90 × 97,773,553.40
  4. Step 4: Simplify right side
    103,725,692.60x = 15,212,444,316,567,128
  5. Step 5: Solve for x
    x = 15,212,444,316,567,128/103,725,692.60
  6. Step 6: Final answer
    x = 146,660,330.10

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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.