Home / 72,130,833,886.93-99,499,194,730.21-44,986,983,139.91

Finding the Fourth Proportional to 72,130,833,886.93, 99,499,194,730.21 and 44,986,983,139.91

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Solution

The fourth proportional to 72,130,833,886.93, 99,499,194,730.21 and 44,986,983,139.91 is: 62,056,243,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,130,833,886.93 : 99,499,194,730.21 = 44,986,983,139.91 : x
  2. Step 2: Convert to fraction form
    72,130,833,886.93/99,499,194,730.21 = 44,986,983,139.91/x
  3. Step 3: Cross multiply
    72,130,833,886.93x = 99,499,194,730.21 × 44,986,983,139.91
  4. Step 4: Simplify right side
    72,130,833,886.93x = 4,476,168,595,762,787,647,488
  5. Step 5: Solve for x
    x = 4,476,168,595,762,787,647,488/72,130,833,886.93
  6. Step 6: Final answer
    x = 62,056,243,558.47

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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.