Home / 265,977,588.48-398,966,359.04-134,799,430.40

Finding the Fourth Proportional to 265,977,588.48, 398,966,359.04 and 134,799,430.40

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Solution

The fourth proportional to 265,977,588.48, 398,966,359.04 and 134,799,430.40 is: 202,199,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,977,588.48 : 398,966,359.04 = 134,799,430.40 : x
  2. Step 2: Convert to fraction form
    265,977,588.48/398,966,359.04 = 134,799,430.40/x
  3. Step 3: Cross multiply
    265,977,588.48x = 398,966,359.04 × 134,799,430.40
  4. Step 4: Simplify right side
    265,977,588.48x = 53,780,437,947,353,896
  5. Step 5: Solve for x
    x = 53,780,437,947,353,896/265,977,588.48
  6. Step 6: Final answer
    x = 202,199,133.60

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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.