Home / 2,146,458,079.56-3,219,688,242.27-672,712,669.53

Finding the Fourth Proportional to 2,146,458,079.56, 3,219,688,242.27 and 672,712,669.53

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Solution

The fourth proportional to 2,146,458,079.56, 3,219,688,242.27 and 672,712,669.53 is: 1,009,069,356.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,458,079.56 : 3,219,688,242.27 = 672,712,669.53 : x
  2. Step 2: Convert to fraction form
    2,146,458,079.56/3,219,688,242.27 = 672,712,669.53/x
  3. Step 3: Cross multiply
    2,146,458,079.56x = 3,219,688,242.27 × 672,712,669.53
  4. Step 4: Simplify right side
    2,146,458,079.56x = 2,165,925,072,511,804,928
  5. Step 5: Solve for x
    x = 2,165,925,072,511,804,928/2,146,458,079.56
  6. Step 6: Final answer
    x = 1,009,069,356.23

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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.