Home / 97,031,401.20-145,547,101.80-39,564,914.40

Finding the Fourth Proportional to 97,031,401.20, 145,547,101.80 and 39,564,914.40

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Solution

The fourth proportional to 97,031,401.20, 145,547,101.80 and 39,564,914.40 is: 59,347,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,031,401.20 : 145,547,101.80 = 39,564,914.40 : x
  2. Step 2: Convert to fraction form
    97,031,401.20/145,547,101.80 = 39,564,914.40/x
  3. Step 3: Cross multiply
    97,031,401.20x = 145,547,101.80 × 39,564,914.40
  4. Step 4: Simplify right side
    97,031,401.20x = 5,758,558,623,885,086
  5. Step 5: Solve for x
    x = 5,758,558,623,885,086/97,031,401.20
  6. Step 6: Final answer
    x = 59,347,371.60

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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.