Home / 64,655,196.40-96,982,794.60-53,176,070.80

Finding the Fourth Proportional to 64,655,196.40, 96,982,794.60 and 53,176,070.80

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Solution

The fourth proportional to 64,655,196.40, 96,982,794.60 and 53,176,070.80 is: 79,764,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,196.40 : 96,982,794.60 = 53,176,070.80 : x
  2. Step 2: Convert to fraction form
    64,655,196.40/96,982,794.60 = 53,176,070.80/x
  3. Step 3: Cross multiply
    64,655,196.40x = 96,982,794.60 × 53,176,070.80
  4. Step 4: Simplify right side
    64,655,196.40x = 5,157,163,952,031,457
  5. Step 5: Solve for x
    x = 5,157,163,952,031,457/64,655,196.40
  6. Step 6: Final answer
    x = 79,764,106.20

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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.