Home / 130,209,763.13-196,094,104.93-118,587,148.46

Finding the Fourth Proportional to 130,209,763.13, 196,094,104.93 and 118,587,148.46

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Solution

The fourth proportional to 130,209,763.13, 196,094,104.93 and 118,587,148.46 is: 178,590,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,209,763.13 : 196,094,104.93 = 118,587,148.46 : x
  2. Step 2: Convert to fraction form
    130,209,763.13/196,094,104.93 = 118,587,148.46/x
  3. Step 3: Cross multiply
    130,209,763.13x = 196,094,104.93 × 118,587,148.46
  4. Step 4: Simplify right side
    130,209,763.13x = 23,254,240,732,187,792
  5. Step 5: Solve for x
    x = 23,254,240,732,187,792/130,209,763.13
  6. Step 6: Final answer
    x = 178,590,607.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.