Home / 477,492,142.10-716,238,166.97-132,445,784.12

Finding the Fourth Proportional to 477,492,142.10, 716,238,166.97 and 132,445,784.12

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Solution

The fourth proportional to 477,492,142.10, 716,238,166.97 and 132,445,784.12 is: 198,668,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,492,142.10 : 716,238,166.97 = 132,445,784.12 : x
  2. Step 2: Convert to fraction form
    477,492,142.10/716,238,166.97 = 132,445,784.12/x
  3. Step 3: Cross multiply
    477,492,142.10x = 716,238,166.97 × 132,445,784.12
  4. Step 4: Simplify right side
    477,492,142.10x = 94,862,725,637,763,056
  5. Step 5: Solve for x
    x = 94,862,725,637,763,056/477,492,142.10
  6. Step 6: Final answer
    x = 198,668,663.37

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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.