Home / 3,438,006,208.20-5,157,009,312.30-984,343,111.20

Finding the Fourth Proportional to 3,438,006,208.20, 5,157,009,312.30 and 984,343,111.20

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Solution

The fourth proportional to 3,438,006,208.20, 5,157,009,312.30 and 984,343,111.20 is: 1,476,514,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,006,208.20 : 5,157,009,312.30 = 984,343,111.20 : x
  2. Step 2: Convert to fraction form
    3,438,006,208.20/5,157,009,312.30 = 984,343,111.20/x
  3. Step 3: Cross multiply
    3,438,006,208.20x = 5,157,009,312.30 × 984,343,111.20
  4. Step 4: Simplify right side
    3,438,006,208.20x = 5,076,266,590,956,754,944
  5. Step 5: Solve for x
    x = 5,076,266,590,956,754,944/3,438,006,208.20
  6. Step 6: Final answer
    x = 1,476,514,666.80

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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.