Home / 185,841,398.40-278,762,097.60-155,608,310.40

Finding the Fourth Proportional to 185,841,398.40, 278,762,097.60 and 155,608,310.40

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Solution

The fourth proportional to 185,841,398.40, 278,762,097.60 and 155,608,310.40 is: 233,412,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,841,398.40 : 278,762,097.60 = 155,608,310.40 : x
  2. Step 2: Convert to fraction form
    185,841,398.40/278,762,097.60 = 155,608,310.40/x
  3. Step 3: Cross multiply
    185,841,398.40x = 278,762,097.60 × 155,608,310.40
  4. Step 4: Simplify right side
    185,841,398.40x = 43,377,699,011,095,904
  5. Step 5: Solve for x
    x = 43,377,699,011,095,904/185,841,398.40
  6. Step 6: Final answer
    x = 233,412,465.60

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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.