Home / 63,154,079.40-87,237,931.68-47,590,746.72

Finding the Fourth Proportional to 63,154,079.40, 87,237,931.68 and 47,590,746.72

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Solution

The fourth proportional to 63,154,079.40, 87,237,931.68 and 47,590,746.72 is: 65,739,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,154,079.40 : 87,237,931.68 = 47,590,746.72 : x
  2. Step 2: Convert to fraction form
    63,154,079.40/87,237,931.68 = 47,590,746.72/x
  3. Step 3: Cross multiply
    63,154,079.40x = 87,237,931.68 × 47,590,746.72
  4. Step 4: Simplify right side
    63,154,079.40x = 4,151,718,310,959,544.50
  5. Step 5: Solve for x
    x = 4,151,718,310,959,544.50/63,154,079.40
  6. Step 6: Final answer
    x = 65,739,511.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.