Home / 1,120,139,822.10-1,680,209,733.15-302,250,810.90

Finding the Fourth Proportional to 1,120,139,822.10, 1,680,209,733.15 and 302,250,810.90

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Solution

The fourth proportional to 1,120,139,822.10, 1,680,209,733.15 and 302,250,810.90 is: 453,376,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,139,822.10 : 1,680,209,733.15 = 302,250,810.90 : x
  2. Step 2: Convert to fraction form
    1,120,139,822.10/1,680,209,733.15 = 302,250,810.90/x
  3. Step 3: Cross multiply
    1,120,139,822.10x = 1,680,209,733.15 × 302,250,810.90
  4. Step 4: Simplify right side
    1,120,139,822.10x = 507,844,754,326,660,096
  5. Step 5: Solve for x
    x = 507,844,754,326,660,096/1,120,139,822.10
  6. Step 6: Final answer
    x = 453,376,216.35

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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.