Home / 105,048,424.60-157,572,636.90-103,613,533.90

Finding the Fourth Proportional to 105,048,424.60, 157,572,636.90 and 103,613,533.90

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Solution

The fourth proportional to 105,048,424.60, 157,572,636.90 and 103,613,533.90 is: 155,420,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,048,424.60 : 157,572,636.90 = 103,613,533.90 : x
  2. Step 2: Convert to fraction form
    105,048,424.60/157,572,636.90 = 103,613,533.90/x
  3. Step 3: Cross multiply
    105,048,424.60x = 157,572,636.90 × 103,613,533.90
  4. Step 4: Simplify right side
    105,048,424.60x = 16,326,657,755,150,542
  5. Step 5: Solve for x
    x = 16,326,657,755,150,542/105,048,424.60
  6. Step 6: Final answer
    x = 155,420,300.85

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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.