Home / 299,011,998.40-448,434,016.80-94,602,731.20

Finding the Fourth Proportional to 299,011,998.40, 448,434,016.80 and 94,602,731.20

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Solution

The fourth proportional to 299,011,998.40, 448,434,016.80 and 94,602,731.20 is: 141,877,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,011,998.40 : 448,434,016.80 = 94,602,731.20 : x
  2. Step 2: Convert to fraction form
    299,011,998.40/448,434,016.80 = 94,602,731.20/x
  3. Step 3: Cross multiply
    299,011,998.40x = 448,434,016.80 × 94,602,731.20
  4. Step 4: Simplify right side
    299,011,998.40x = 42,423,082,752,266,688
  5. Step 5: Solve for x
    x = 42,423,082,752,266,688/299,011,998.40
  6. Step 6: Final answer
    x = 141,877,526.59

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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.