Home / 151,181,209.74-208,518,683.72-114,013,056.38

Finding the Fourth Proportional to 151,181,209.74, 208,518,683.72 and 114,013,056.38

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Solution

The fourth proportional to 151,181,209.74, 208,518,683.72 and 114,013,056.38 is: 157,254,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,181,209.74 : 208,518,683.72 = 114,013,056.38 : x
  2. Step 2: Convert to fraction form
    151,181,209.74/208,518,683.72 = 114,013,056.38/x
  3. Step 3: Cross multiply
    151,181,209.74x = 208,518,683.72 × 114,013,056.38
  4. Step 4: Simplify right side
    151,181,209.74x = 23,773,852,443,251,748
  5. Step 5: Solve for x
    x = 23,773,852,443,251,748/151,181,209.74
  6. Step 6: Final answer
    x = 157,254,016.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.