Home / 75,285,411.60-112,928,117.40-56,153,535.60

Finding the Fourth Proportional to 75,285,411.60, 112,928,117.40 and 56,153,535.60

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Solution

The fourth proportional to 75,285,411.60, 112,928,117.40 and 56,153,535.60 is: 84,230,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,285,411.60 : 112,928,117.40 = 56,153,535.60 : x
  2. Step 2: Convert to fraction form
    75,285,411.60/112,928,117.40 = 56,153,535.60/x
  3. Step 3: Cross multiply
    75,285,411.60x = 112,928,117.40 × 56,153,535.60
  4. Step 4: Simplify right side
    75,285,411.60x = 6,341,313,060,661,880
  5. Step 5: Solve for x
    x = 6,341,313,060,661,880/75,285,411.60
  6. Step 6: Final answer
    x = 84,230,303.40

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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.