Home / 180,577,421.28-249,212,210.56-102,274,904.34

Finding the Fourth Proportional to 180,577,421.28, 249,212,210.56 and 102,274,904.34

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Solution

The fourth proportional to 180,577,421.28, 249,212,210.56 and 102,274,904.34 is: 141,148,072.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577,421.28 : 249,212,210.56 = 102,274,904.34 : x
  2. Step 2: Convert to fraction form
    180,577,421.28/249,212,210.56 = 102,274,904.34/x
  3. Step 3: Cross multiply
    180,577,421.28x = 249,212,210.56 × 102,274,904.34
  4. Step 4: Simplify right side
    180,577,421.28x = 25,488,154,995,128,252
  5. Step 5: Solve for x
    x = 25,488,154,995,128,252/180,577,421.28
  6. Step 6: Final answer
    x = 141,148,072.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.