Home / 191,865,448.34-287,925,893.61-104,449,031.87

Finding the Fourth Proportional to 191,865,448.34, 287,925,893.61 and 104,449,031.87

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Solution

The fourth proportional to 191,865,448.34, 287,925,893.61 and 104,449,031.87 is: 156,743,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,865,448.34 : 287,925,893.61 = 104,449,031.87 : x
  2. Step 2: Convert to fraction form
    191,865,448.34/287,925,893.61 = 104,449,031.87/x
  3. Step 3: Cross multiply
    191,865,448.34x = 287,925,893.61 × 104,449,031.87
  4. Step 4: Simplify right side
    191,865,448.34x = 30,073,580,838,242,952
  5. Step 5: Solve for x
    x = 30,073,580,838,242,952/191,865,448.34
  6. Step 6: Final answer
    x = 156,743,077.50

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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.