Home / 679,210,926.02-937,314,252.08-385,871,590.34

Finding the Fourth Proportional to 679,210,926.02, 937,314,252.08 and 385,871,590.34

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Solution

The fourth proportional to 679,210,926.02, 937,314,252.08 and 385,871,590.34 is: 532,504,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,210,926.02 : 937,314,252.08 = 385,871,590.34 : x
  2. Step 2: Convert to fraction form
    679,210,926.02/937,314,252.08 = 385,871,590.34/x
  3. Step 3: Cross multiply
    679,210,926.02x = 937,314,252.08 × 385,871,590.34
  4. Step 4: Simplify right side
    679,210,926.02x = 361,682,941,098,457,216
  5. Step 5: Solve for x
    x = 361,682,941,098,457,216/679,210,926.02
  6. Step 6: Final answer
    x = 532,504,597.97

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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.