Home / 89,175,031.60-133,762,547.40-50,911,279.60

Finding the Fourth Proportional to 89,175,031.60, 133,762,547.40 and 50,911,279.60

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Solution

The fourth proportional to 89,175,031.60, 133,762,547.40 and 50,911,279.60 is: 76,366,919.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,175,031.60 : 133,762,547.40 = 50,911,279.60 : x
  2. Step 2: Convert to fraction form
    89,175,031.60/133,762,547.40 = 50,911,279.60/x
  3. Step 3: Cross multiply
    89,175,031.60x = 133,762,547.40 × 50,911,279.60
  4. Step 4: Simplify right side
    89,175,031.60x = 6,810,022,450,689,654
  5. Step 5: Solve for x
    x = 6,810,022,450,689,654/89,175,031.60
  6. Step 6: Final answer
    x = 76,366,919.40

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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.