Home / 164,881,818.68-247,330,681.90-54,215,038.45

Finding the Fourth Proportional to 164,881,818.68, 247,330,681.90 and 54,215,038.45

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Solution

The fourth proportional to 164,881,818.68, 247,330,681.90 and 54,215,038.45 is: 81,325,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,881,818.68 : 247,330,681.90 = 54,215,038.45 : x
  2. Step 2: Convert to fraction form
    164,881,818.68/247,330,681.90 = 54,215,038.45/x
  3. Step 3: Cross multiply
    164,881,818.68x = 247,330,681.90 × 54,215,038.45
  4. Step 4: Simplify right side
    164,881,818.68x = 13,409,042,428,319,354
  5. Step 5: Solve for x
    x = 13,409,042,428,319,354/164,881,818.68
  6. Step 6: Final answer
    x = 81,325,173.00

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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.