Home / 25,326,434,801.80-37,989,652,202.70-18,714,458,456.20

Finding the Fourth Proportional to 25,326,434,801.80, 37,989,652,202.70 and 18,714,458,456.20

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Solution

The fourth proportional to 25,326,434,801.80, 37,989,652,202.70 and 18,714,458,456.20 is: 28,071,687,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326,434,801.80 : 37,989,652,202.70 = 18,714,458,456.20 : x
  2. Step 2: Convert to fraction form
    25,326,434,801.80/37,989,652,202.70 = 18,714,458,456.20/x
  3. Step 3: Cross multiply
    25,326,434,801.80x = 37,989,652,202.70 × 18,714,458,456.20
  4. Step 4: Simplify right side
    25,326,434,801.80x = 710,955,767,912,915,927,040
  5. Step 5: Solve for x
    x = 710,955,767,912,915,927,040/25,326,434,801.80
  6. Step 6: Final answer
    x = 28,071,687,684.30

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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.