Home / 207,052,912,526.55-310,610,423,088.29-72,723,726,387.35

Finding the Fourth Proportional to 207,052,912,526.55, 310,610,423,088.29 and 72,723,726,387.35

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Solution

The fourth proportional to 207,052,912,526.55, 310,610,423,088.29 and 72,723,726,387.35 is: 109,096,496,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,052,912,526.55 : 310,610,423,088.29 = 72,723,726,387.35 : x
  2. Step 2: Convert to fraction form
    207,052,912,526.55/310,610,423,088.29 = 72,723,726,387.35/x
  3. Step 3: Cross multiply
    207,052,912,526.55x = 310,610,423,088.29 × 72,723,726,387.35
  4. Step 4: Simplify right side
    207,052,912,526.55x = 22,588,747,421,731,824,599,040
  5. Step 5: Solve for x
    x = 22,588,747,421,731,824,599,040/207,052,912,526.55
  6. Step 6: Final answer
    x = 109,096,496,862.05

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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.