Home / 210,316,692.30-315,475,038.45-174,484,884.30

Finding the Fourth Proportional to 210,316,692.30, 315,475,038.45 and 174,484,884.30

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Solution

The fourth proportional to 210,316,692.30, 315,475,038.45 and 174,484,884.30 is: 261,727,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,316,692.30 : 315,475,038.45 = 174,484,884.30 : x
  2. Step 2: Convert to fraction form
    210,316,692.30/315,475,038.45 = 174,484,884.30/x
  3. Step 3: Cross multiply
    210,316,692.30x = 315,475,038.45 × 174,484,884.30
  4. Step 4: Simplify right side
    210,316,692.30x = 55,045,625,583,486,304
  5. Step 5: Solve for x
    x = 55,045,625,583,486,304/210,316,692.30
  6. Step 6: Final answer
    x = 261,727,326.45

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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.