Home / 25,829,786,646.40-35,645,105,245.44-13,948,890,600.64

Finding the Fourth Proportional to 25,829,786,646.40, 35,645,105,245.44 and 13,948,890,600.64

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Solution

The fourth proportional to 25,829,786,646.40, 35,645,105,245.44 and 13,948,890,600.64 is: 19,249,468,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,829,786,646.40 : 35,645,105,245.44 = 13,948,890,600.64 : x
  2. Step 2: Convert to fraction form
    25,829,786,646.40/35,645,105,245.44 = 13,948,890,600.64/x
  3. Step 3: Cross multiply
    25,829,786,646.40x = 35,645,105,245.44 × 13,948,890,600.64
  4. Step 4: Simplify right side
    25,829,786,646.40x = 497,209,673,516,941,574,144
  5. Step 5: Solve for x
    x = 497,209,673,516,941,574,144/25,829,786,646.40
  6. Step 6: Final answer
    x = 19,249,468,852.51

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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.