Home / 191,506,700.90-287,260,051.35-133,056,064.10

Finding the Fourth Proportional to 191,506,700.90, 287,260,051.35 and 133,056,064.10

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Solution

The fourth proportional to 191,506,700.90, 287,260,051.35 and 133,056,064.10 is: 199,584,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,506,700.90 : 287,260,051.35 = 133,056,064.10 : x
  2. Step 2: Convert to fraction form
    191,506,700.90/287,260,051.35 = 133,056,064.10/x
  3. Step 3: Cross multiply
    191,506,700.90x = 287,260,051.35 × 133,056,064.10
  4. Step 4: Simplify right side
    191,506,700.90x = 38,221,691,805,794,896
  5. Step 5: Solve for x
    x = 38,221,691,805,794,896/191,506,700.90
  6. Step 6: Final answer
    x = 199,584,096.15

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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.