Home / 2,151,031,881.60-3,226,547,822.40-2,130,624,547.20

Finding the Fourth Proportional to 2,151,031,881.60, 3,226,547,822.40 and 2,130,624,547.20

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Solution

The fourth proportional to 2,151,031,881.60, 3,226,547,822.40 and 2,130,624,547.20 is: 3,195,936,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,031,881.60 : 3,226,547,822.40 = 2,130,624,547.20 : x
  2. Step 2: Convert to fraction form
    2,151,031,881.60/3,226,547,822.40 = 2,130,624,547.20/x
  3. Step 3: Cross multiply
    2,151,031,881.60x = 3,226,547,822.40 × 2,130,624,547.20
  4. Step 4: Simplify right side
    2,151,031,881.60x = 6,874,561,993,120,146,432
  5. Step 5: Solve for x
    x = 6,874,561,993,120,146,432/2,151,031,881.60
  6. Step 6: Final answer
    x = 3,195,936,820.80

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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.