Home / 3,026,398,184.12-4,176,417,897.86-1,688,287,208.18

Finding the Fourth Proportional to 3,026,398,184.12, 4,176,417,897.86 and 1,688,287,208.18

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Solution

The fourth proportional to 3,026,398,184.12, 4,176,417,897.86 and 1,688,287,208.18 is: 2,329,829,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026,398,184.12 : 4,176,417,897.86 = 1,688,287,208.18 : x
  2. Step 2: Convert to fraction form
    3,026,398,184.12/4,176,417,897.86 = 1,688,287,208.18/x
  3. Step 3: Cross multiply
    3,026,398,184.12x = 4,176,417,897.86 × 1,688,287,208.18
  4. Step 4: Simplify right side
    3,026,398,184.12x = 7,050,992,912,973,042,688
  5. Step 5: Solve for x
    x = 7,050,992,912,973,042,688/3,026,398,184.12
  6. Step 6: Final answer
    x = 2,329,829,878.29

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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.