Home / 96,718,334.40-145,077,501.60-74,799,345.60

Finding the Fourth Proportional to 96,718,334.40, 145,077,501.60 and 74,799,345.60

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Solution

The fourth proportional to 96,718,334.40, 145,077,501.60 and 74,799,345.60 is: 112,199,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,718,334.40 : 145,077,501.60 = 74,799,345.60 : x
  2. Step 2: Convert to fraction form
    96,718,334.40/145,077,501.60 = 74,799,345.60/x
  3. Step 3: Cross multiply
    96,718,334.40x = 145,077,501.60 × 74,799,345.60
  4. Step 4: Simplify right side
    96,718,334.40x = 10,851,702,180,962,952
  5. Step 5: Solve for x
    x = 10,851,702,180,962,952/96,718,334.40
  6. Step 6: Final answer
    x = 112,199,018.40

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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.