Home / 890,955,897.21-1,225,158,098.49-773,276,292.18

Finding the Fourth Proportional to 890,955,897.21, 1,225,158,098.49 and 773,276,292.18

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Solution

The fourth proportional to 890,955,897.21, 1,225,158,098.49 and 773,276,292.18 is: 1,063,336,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,955,897.21 : 1,225,158,098.49 = 773,276,292.18 : x
  2. Step 2: Convert to fraction form
    890,955,897.21/1,225,158,098.49 = 773,276,292.18/x
  3. Step 3: Cross multiply
    890,955,897.21x = 1,225,158,098.49 × 773,276,292.18
  4. Step 4: Simplify right side
    890,955,897.21x = 947,385,711,734,646,400
  5. Step 5: Solve for x
    x = 947,385,711,734,646,400/890,955,897.21
  6. Step 6: Final answer
    x = 1,063,336,260.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.