Home / 83,994,170.40-115,911,928.80-45,363,002.40

Finding the Fourth Proportional to 83,994,170.40, 115,911,928.80 and 45,363,002.40

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Solution

The fourth proportional to 83,994,170.40, 115,911,928.80 and 45,363,002.40 is: 62,600,929.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,994,170.40 : 115,911,928.80 = 45,363,002.40 : x
  2. Step 2: Convert to fraction form
    83,994,170.40/115,911,928.80 = 45,363,002.40/x
  3. Step 3: Cross multiply
    83,994,170.40x = 115,911,928.80 × 45,363,002.40
  4. Step 4: Simplify right side
    83,994,170.40x = 5,258,113,104,343,029
  5. Step 5: Solve for x
    x = 5,258,113,104,343,029/83,994,170.40
  6. Step 6: Final answer
    x = 62,600,929.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.