Home / 4,292,352,043.20-6,438,528,064.80-2,986,282,641.60

Finding the Fourth Proportional to 4,292,352,043.20, 6,438,528,064.80 and 2,986,282,641.60

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Solution

The fourth proportional to 4,292,352,043.20, 6,438,528,064.80 and 2,986,282,641.60 is: 4,479,423,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292,352,043.20 : 6,438,528,064.80 = 2,986,282,641.60 : x
  2. Step 2: Convert to fraction form
    4,292,352,043.20/6,438,528,064.80 = 2,986,282,641.60/x
  3. Step 3: Cross multiply
    4,292,352,043.20x = 6,438,528,064.80 × 2,986,282,641.60
  4. Step 4: Simplify right side
    4,292,352,043.20x = 19,227,264,597,366,681,600
  5. Step 5: Solve for x
    x = 19,227,264,597,366,681,600/4,292,352,043.20
  6. Step 6: Final answer
    x = 4,479,423,962.40

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Double scale
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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.