Home / 105,478,472.61-158,263,176.24-56,946,690

Finding the Fourth Proportional to 105,478,472.61, 158,263,176.24 and 56,946,690

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Solution

The fourth proportional to 105,478,472.61, 158,263,176.24 and 56,946,690 is: 85,444,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,478,472.61 : 158,263,176.24 = 56,946,690 : x
  2. Step 2: Convert to fraction form
    105,478,472.61/158,263,176.24 = 56,946,690/x
  3. Step 3: Cross multiply
    105,478,472.61x = 158,263,176.24 × 56,946,690
  4. Step 4: Simplify right side
    105,478,472.61x = 9,012,564,035,754,646
  5. Step 5: Solve for x
    x = 9,012,564,035,754,646/105,478,472.61
  6. Step 6: Final answer
    x = 85,444,582.32

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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.