Home / 154,249,740.60-231,392,168.18-55,927,750.34

Finding the Fourth Proportional to 154,249,740.60, 231,392,168.18 and 55,927,750.34

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Solution

The fourth proportional to 154,249,740.60, 231,392,168.18 and 55,927,750.34 is: 83,897,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,249,740.60 : 231,392,168.18 = 55,927,750.34 : x
  2. Step 2: Convert to fraction form
    154,249,740.60/231,392,168.18 = 55,927,750.34/x
  3. Step 3: Cross multiply
    154,249,740.60x = 231,392,168.18 × 55,927,750.34
  4. Step 4: Simplify right side
    154,249,740.60x = 12,941,243,412,602,334
  5. Step 5: Solve for x
    x = 12,941,243,412,602,334/154,249,740.60
  6. Step 6: Final answer
    x = 83,897,991.41

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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.