Home / 25,127,938,855.20-37,691,908,282.80-21,258,103,591.20

Finding the Fourth Proportional to 25,127,938,855.20, 37,691,908,282.80 and 21,258,103,591.20

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Solution

The fourth proportional to 25,127,938,855.20, 37,691,908,282.80 and 21,258,103,591.20 is: 31,887,155,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127,938,855.20 : 37,691,908,282.80 = 21,258,103,591.20 : x
  2. Step 2: Convert to fraction form
    25,127,938,855.20/37,691,908,282.80 = 21,258,103,591.20/x
  3. Step 3: Cross multiply
    25,127,938,855.20x = 37,691,908,282.80 × 21,258,103,591.20
  4. Step 4: Simplify right side
    25,127,938,855.20x = 801,258,490,825,771,843,584
  5. Step 5: Solve for x
    x = 801,258,490,825,771,843,584/25,127,938,855.20
  6. Step 6: Final answer
    x = 31,887,155,386.80

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1.5x scale

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.