Home / 1,383,191,924.40-1,908,799,148.66-748,113,125.40

Finding the Fourth Proportional to 1,383,191,924.40, 1,908,799,148.66 and 748,113,125.40

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Solution

The fourth proportional to 1,383,191,924.40, 1,908,799,148.66 and 748,113,125.40 is: 1,032,393,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,191,924.40 : 1,908,799,148.66 = 748,113,125.40 : x
  2. Step 2: Convert to fraction form
    1,383,191,924.40/1,908,799,148.66 = 748,113,125.40/x
  3. Step 3: Cross multiply
    1,383,191,924.40x = 1,908,799,148.66 × 748,113,125.40
  4. Step 4: Simplify right side
    1,383,191,924.40x = 1,427,997,696,861,151,232
  5. Step 5: Solve for x
    x = 1,427,997,696,861,151,232/1,383,191,924.40
  6. Step 6: Final answer
    x = 1,032,393,026.36

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Double scale
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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.