Home / 249,597,516.96-344,442,019.50-138,089,155.74

Finding the Fourth Proportional to 249,597,516.96, 344,442,019.50 and 138,089,155.74

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Solution

The fourth proportional to 249,597,516.96, 344,442,019.50 and 138,089,155.74 is: 190,561,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,597,516.96 : 344,442,019.50 = 138,089,155.74 : x
  2. Step 2: Convert to fraction form
    249,597,516.96/344,442,019.50 = 138,089,155.74/x
  3. Step 3: Cross multiply
    249,597,516.96x = 344,442,019.50 × 138,089,155.74
  4. Step 4: Simplify right side
    249,597,516.96x = 47,563,707,674,135,624
  5. Step 5: Solve for x
    x = 47,563,707,674,135,624/249,597,516.96
  6. Step 6: Final answer
    x = 190,561,621.98

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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.