Home / 415,820,218,123.84-573,835,270,266.35-230,425,023,902.55

Finding the Fourth Proportional to 415,820,218,123.84, 573,835,270,266.35 and 230,425,023,902.55

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Solution

The fourth proportional to 415,820,218,123.84, 573,835,270,266.35 and 230,425,023,902.55 is: 317,988,400,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,820,218,123.84 : 573,835,270,266.35 = 230,425,023,902.55 : x
  2. Step 2: Convert to fraction form
    415,820,218,123.84/573,835,270,266.35 = 230,425,023,902.55/x
  3. Step 3: Cross multiply
    415,820,218,123.84x = 573,835,270,266.35 × 230,425,023,902.55
  4. Step 4: Simplify right side
    415,820,218,123.84x = 132,226,005,867,249,918,803,968
  5. Step 5: Solve for x
    x = 132,226,005,867,249,918,803,968/415,820,218,123.84
  6. Step 6: Final answer
    x = 317,988,400,044.25

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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.