Home / 293,881,688.34-440,549,627.70-130,031,932.68

Finding the Fourth Proportional to 293,881,688.34, 440,549,627.70 and 130,031,932.68

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Solution

The fourth proportional to 293,881,688.34, 440,549,627.70 and 130,031,932.68 is: 194,927,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,881,688.34 : 440,549,627.70 = 130,031,932.68 : x
  2. Step 2: Convert to fraction form
    293,881,688.34/440,549,627.70 = 130,031,932.68/x
  3. Step 3: Cross multiply
    293,881,688.34x = 440,549,627.70 × 130,031,932.68
  4. Step 4: Simplify right side
    293,881,688.34x = 57,285,519,531,285,464
  5. Step 5: Solve for x
    x = 57,285,519,531,285,464/293,881,688.34
  6. Step 6: Final answer
    x = 194,927,148.59

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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.