Home / 156,861,648.88-234,838,101.63-118,163,080.59

Finding the Fourth Proportional to 156,861,648.88, 234,838,101.63 and 118,163,080.59

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Solution

The fourth proportional to 156,861,648.88, 234,838,101.63 and 118,163,080.59 is: 176,902,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,861,648.88 : 234,838,101.63 = 118,163,080.59 : x
  2. Step 2: Convert to fraction form
    156,861,648.88/234,838,101.63 = 118,163,080.59/x
  3. Step 3: Cross multiply
    156,861,648.88x = 234,838,101.63 × 118,163,080.59
  4. Step 4: Simplify right side
    156,861,648.88x = 27,749,193,528,508,300
  5. Step 5: Solve for x
    x = 27,749,193,528,508,300/156,861,648.88
  6. Step 6: Final answer
    x = 176,902,345.01

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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.