Home / 145,697,943.60-218,263,480.20-88,018,880.40

Finding the Fourth Proportional to 145,697,943.60, 218,263,480.20 and 88,018,880.40

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Solution

The fourth proportional to 145,697,943.60, 218,263,480.20 and 88,018,880.40 is: 131,857,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,697,943.60 : 218,263,480.20 = 88,018,880.40 : x
  2. Step 2: Convert to fraction form
    145,697,943.60/218,263,480.20 = 88,018,880.40/x
  3. Step 3: Cross multiply
    145,697,943.60x = 218,263,480.20 × 88,018,880.40
  4. Step 4: Simplify right side
    145,697,943.60x = 19,211,307,159,411,568
  5. Step 5: Solve for x
    x = 19,211,307,159,411,568/145,697,943.60
  6. Step 6: Final answer
    x = 131,857,092.04

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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.