Home / 54,532,454,319.76-81,806,860,389.52-19,153,574,019.72

Finding the Fourth Proportional to 54,532,454,319.76, 81,806,860,389.52 and 19,153,574,019.72

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Solution

The fourth proportional to 54,532,454,319.76, 81,806,860,389.52 and 19,153,574,019.72 is: 28,733,233,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,532,454,319.76 : 81,806,860,389.52 = 19,153,574,019.72 : x
  2. Step 2: Convert to fraction form
    54,532,454,319.76/81,806,860,389.52 = 19,153,574,019.72/x
  3. Step 3: Cross multiply
    54,532,454,319.76x = 81,806,860,389.52 × 19,153,574,019.72
  4. Step 4: Simplify right side
    54,532,454,319.76x = 1,566,893,755,791,571,681,280
  5. Step 5: Solve for x
    x = 1,566,893,755,791,571,681,280/54,532,454,319.76
  6. Step 6: Final answer
    x = 28,733,233,729.11

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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.