Home / 1,116,154,761.84-1,540,281,347.91-614,352,816.90

Finding the Fourth Proportional to 1,116,154,761.84, 1,540,281,347.91 and 614,352,816.90

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Solution

The fourth proportional to 1,116,154,761.84, 1,540,281,347.91 and 614,352,816.90 is: 847,800,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,154,761.84 : 1,540,281,347.91 = 614,352,816.90 : x
  2. Step 2: Convert to fraction form
    1,116,154,761.84/1,540,281,347.91 = 614,352,816.90/x
  3. Step 3: Cross multiply
    1,116,154,761.84x = 1,540,281,347.91 × 614,352,816.90
  4. Step 4: Simplify right side
    1,116,154,761.84x = 946,276,184,907,037,440
  5. Step 5: Solve for x
    x = 946,276,184,907,037,440/1,116,154,761.84
  6. Step 6: Final answer
    x = 847,800,159.31

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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.