Home / 157,608,001.90-236,412,002.85-85,048,590.70

Finding the Fourth Proportional to 157,608,001.90, 236,412,002.85 and 85,048,590.70

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Solution

The fourth proportional to 157,608,001.90, 236,412,002.85 and 85,048,590.70 is: 127,572,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,608,001.90 : 236,412,002.85 = 85,048,590.70 : x
  2. Step 2: Convert to fraction form
    157,608,001.90/236,412,002.85 = 85,048,590.70/x
  3. Step 3: Cross multiply
    157,608,001.90x = 236,412,002.85 × 85,048,590.70
  4. Step 4: Simplify right side
    157,608,001.90x = 20,106,507,666,956,884
  5. Step 5: Solve for x
    x = 20,106,507,666,956,884/157,608,001.90
  6. Step 6: Final answer
    x = 127,572,886.05

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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.