Home / 156,963,478.35-235,286,944.16-98,712,786.50

Finding the Fourth Proportional to 156,963,478.35, 235,286,944.16 and 98,712,786.50

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Solution

The fourth proportional to 156,963,478.35, 235,286,944.16 and 98,712,786.50 is: 147,969,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963,478.35 : 235,286,944.16 = 98,712,786.50 : x
  2. Step 2: Convert to fraction form
    156,963,478.35/235,286,944.16 = 98,712,786.50/x
  3. Step 3: Cross multiply
    156,963,478.35x = 235,286,944.16 × 98,712,786.50
  4. Step 4: Simplify right side
    156,963,478.35x = 23,225,829,883,433,504
  5. Step 5: Solve for x
    x = 23,225,829,883,433,504/156,963,478.35
  6. Step 6: Final answer
    x = 147,969,643.18

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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.