Home / 54,902,448,011.40-82,353,672,017.10-15,108,145,931.40

Finding the Fourth Proportional to 54,902,448,011.40, 82,353,672,017.10 and 15,108,145,931.40

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Solution

The fourth proportional to 54,902,448,011.40, 82,353,672,017.10 and 15,108,145,931.40 is: 22,662,218,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,902,448,011.40 : 82,353,672,017.10 = 15,108,145,931.40 : x
  2. Step 2: Convert to fraction form
    54,902,448,011.40/82,353,672,017.10 = 15,108,145,931.40/x
  3. Step 3: Cross multiply
    54,902,448,011.40x = 82,353,672,017.10 × 15,108,145,931.40
  4. Step 4: Simplify right side
    54,902,448,011.40x = 1,244,211,294,820,999,364,608
  5. Step 5: Solve for x
    x = 1,244,211,294,820,999,364,608/54,902,448,011.40
  6. Step 6: Final answer
    x = 22,662,218,897.10

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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.