Home / 347,681,594,404.80-521,522,391,607.20-298,091,771,812.80

Finding the Fourth Proportional to 347,681,594,404.80, 521,522,391,607.20 and 298,091,771,812.80

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Solution

The fourth proportional to 347,681,594,404.80, 521,522,391,607.20 and 298,091,771,812.80 is: 447,137,657,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,681,594,404.80 : 521,522,391,607.20 = 298,091,771,812.80 : x
  2. Step 2: Convert to fraction form
    347,681,594,404.80/521,522,391,607.20 = 298,091,771,812.80/x
  3. Step 3: Cross multiply
    347,681,594,404.80x = 521,522,391,607.20 × 298,091,771,812.80
  4. Step 4: Simplify right side
    347,681,594,404.80x = 155,461,533,754,239,186,108,416
  5. Step 5: Solve for x
    x = 155,461,533,754,239,186,108,416/347,681,594,404.80
  6. Step 6: Final answer
    x = 447,137,657,719.20

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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.