Home / 3,640,457,415.90-5,460,686,123.85-3,604,177,710.30

Finding the Fourth Proportional to 3,640,457,415.90, 5,460,686,123.85 and 3,604,177,710.30

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Solution

The fourth proportional to 3,640,457,415.90, 5,460,686,123.85 and 3,604,177,710.30 is: 5,406,266,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,457,415.90 : 5,460,686,123.85 = 3,604,177,710.30 : x
  2. Step 2: Convert to fraction form
    3,640,457,415.90/5,460,686,123.85 = 3,604,177,710.30/x
  3. Step 3: Cross multiply
    3,640,457,415.90x = 5,460,686,123.85 × 3,604,177,710.30
  4. Step 4: Simplify right side
    3,640,457,415.90x = 19,681,283,210,524,676,096
  5. Step 5: Solve for x
    x = 19,681,283,210,524,676,096/3,640,457,415.90
  6. Step 6: Final answer
    x = 5,406,266,565.45

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Double scale
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Similar ratio
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1.5x scale

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.