Home / 1,371,775,847.22-1,893,063,970.98-745,248,767.40

Finding the Fourth Proportional to 1,371,775,847.22, 1,893,063,970.98 and 745,248,767.40

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Solution

The fourth proportional to 1,371,775,847.22, 1,893,063,970.98 and 745,248,767.40 is: 1,028,450,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,775,847.22 : 1,893,063,970.98 = 745,248,767.40 : x
  2. Step 2: Convert to fraction form
    1,371,775,847.22/1,893,063,970.98 = 745,248,767.40/x
  3. Step 3: Cross multiply
    1,371,775,847.22x = 1,893,063,970.98 × 745,248,767.40
  4. Step 4: Simplify right side
    1,371,775,847.22x = 1,410,803,590,982,194,432
  5. Step 5: Solve for x
    x = 1,410,803,590,982,194,432/1,371,775,847.22
  6. Step 6: Final answer
    x = 1,028,450,525.53

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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.