Home / 25,862,500,607.70-38,793,750,911.55-18,888,931,805.70

Finding the Fourth Proportional to 25,862,500,607.70, 38,793,750,911.55 and 18,888,931,805.70

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Solution

The fourth proportional to 25,862,500,607.70, 38,793,750,911.55 and 18,888,931,805.70 is: 28,333,397,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862,500,607.70 : 38,793,750,911.55 = 18,888,931,805.70 : x
  2. Step 2: Convert to fraction form
    25,862,500,607.70/38,793,750,911.55 = 18,888,931,805.70/x
  3. Step 3: Cross multiply
    25,862,500,607.70x = 38,793,750,911.55 × 18,888,931,805.70
  4. Step 4: Simplify right side
    25,862,500,607.70x = 732,772,515,455,580,241,920
  5. Step 5: Solve for x
    x = 732,772,515,455,580,241,920/25,862,500,607.70
  6. Step 6: Final answer
    x = 28,333,397,708.55

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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.