Home / 191,681,372.40-287,326,103.40-94,487,593.20

Finding the Fourth Proportional to 191,681,372.40, 287,326,103.40 and 94,487,593.20

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Solution

The fourth proportional to 191,681,372.40, 287,326,103.40 and 94,487,593.20 is: 141,634,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,681,372.40 : 287,326,103.40 = 94,487,593.20 : x
  2. Step 2: Convert to fraction form
    191,681,372.40/287,326,103.40 = 94,487,593.20/x
  3. Step 3: Cross multiply
    191,681,372.40x = 287,326,103.40 × 94,487,593.20
  4. Step 4: Simplify right side
    191,681,372.40x = 27,148,751,973,800,336
  5. Step 5: Solve for x
    x = 27,148,751,973,800,336/191,681,372.40
  6. Step 6: Final answer
    x = 141,634,795.46

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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.