Home / 822,632,528.61-1,135,235,089.88-446,289,116.35

Finding the Fourth Proportional to 822,632,528.61, 1,135,235,089.88 and 446,289,116.35

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Solution

The fourth proportional to 822,632,528.61, 1,135,235,089.88 and 446,289,116.35 is: 615,880,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,632,528.61 : 1,135,235,089.88 = 446,289,116.35 : x
  2. Step 2: Convert to fraction form
    822,632,528.61/1,135,235,089.88 = 446,289,116.35/x
  3. Step 3: Cross multiply
    822,632,528.61x = 1,135,235,089.88 × 446,289,116.35
  4. Step 4: Simplify right side
    822,632,528.61x = 506,643,065,112,058,112
  5. Step 5: Solve for x
    x = 506,643,065,112,058,112/822,632,528.61
  6. Step 6: Final answer
    x = 615,880,174.31

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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.