Home / 56,165,725.20-84,248,587.80-49,223,312.40

Finding the Fourth Proportional to 56,165,725.20, 84,248,587.80 and 49,223,312.40

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Solution

The fourth proportional to 56,165,725.20, 84,248,587.80 and 49,223,312.40 is: 73,834,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,725.20 : 84,248,587.80 = 49,223,312.40 : x
  2. Step 2: Convert to fraction form
    56,165,725.20/84,248,587.80 = 49,223,312.40/x
  3. Step 3: Cross multiply
    56,165,725.20x = 84,248,587.80 × 49,223,312.40
  4. Step 4: Simplify right side
    56,165,725.20x = 4,146,994,556,538,228.50
  5. Step 5: Solve for x
    x = 4,146,994,556,538,228.50/56,165,725.20
  6. Step 6: Final answer
    x = 73,834,968.60

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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.