Home / 64,152,031.60-96,228,047.40-47,145,919.60

Finding the Fourth Proportional to 64,152,031.60, 96,228,047.40 and 47,145,919.60

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Solution

The fourth proportional to 64,152,031.60, 96,228,047.40 and 47,145,919.60 is: 70,718,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,031.60 : 96,228,047.40 = 47,145,919.60 : x
  2. Step 2: Convert to fraction form
    64,152,031.60/96,228,047.40 = 47,145,919.60/x
  3. Step 3: Cross multiply
    64,152,031.60x = 96,228,047.40 × 47,145,919.60
  4. Step 4: Simplify right side
    64,152,031.60x = 4,536,759,785,985,389
  5. Step 5: Solve for x
    x = 4,536,759,785,985,389/64,152,031.60
  6. Step 6: Final answer
    x = 70,718,879.40

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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.