Home / 1,865,137,429.42-2,572,960,458.13-1,111,919,862.92

Finding the Fourth Proportional to 1,865,137,429.42, 2,572,960,458.13 and 1,111,919,862.92

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Solution

The fourth proportional to 1,865,137,429.42, 2,572,960,458.13 and 1,111,919,862.92 is: 1,533,895,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,137,429.42 : 2,572,960,458.13 = 1,111,919,862.92 : x
  2. Step 2: Convert to fraction form
    1,865,137,429.42/2,572,960,458.13 = 1,111,919,862.92/x
  3. Step 3: Cross multiply
    1,865,137,429.42x = 2,572,960,458.13 × 1,111,919,862.92
  4. Step 4: Simplify right side
    1,865,137,429.42x = 2,860,925,839,886,845,440
  5. Step 5: Solve for x
    x = 2,860,925,839,886,845,440/1,865,137,429.42
  6. Step 6: Final answer
    x = 1,533,895,462.48

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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.