Home / 7,423,159,579.83-10,243,888,198.47-4,036,068,822.15

Finding the Fourth Proportional to 7,423,159,579.83, 10,243,888,198.47 and 4,036,068,822.15

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Solution

The fourth proportional to 7,423,159,579.83, 10,243,888,198.47 and 4,036,068,822.15 is: 5,569,735,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423,159,579.83 : 10,243,888,198.47 = 4,036,068,822.15 : x
  2. Step 2: Convert to fraction form
    7,423,159,579.83/10,243,888,198.47 = 4,036,068,822.15/x
  3. Step 3: Cross multiply
    7,423,159,579.83x = 10,243,888,198.47 × 4,036,068,822.15
  4. Step 4: Simplify right side
    7,423,159,579.83x = 41,345,037,775,435,096,064
  5. Step 5: Solve for x
    x = 41,345,037,775,435,096,064/7,423,159,579.83
  6. Step 6: Final answer
    x = 5,569,735,815.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.