Home / 243,352,378.02-335,826,280.06-133,341,729.06

Finding the Fourth Proportional to 243,352,378.02, 335,826,280.06 and 133,341,729.06

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Solution

The fourth proportional to 243,352,378.02, 335,826,280.06 and 133,341,729.06 is: 184,011,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,352,378.02 : 335,826,280.06 = 133,341,729.06 : x
  2. Step 2: Convert to fraction form
    243,352,378.02/335,826,280.06 = 133,341,729.06/x
  3. Step 3: Cross multiply
    243,352,378.02x = 335,826,280.06 × 133,341,729.06
  4. Step 4: Simplify right side
    243,352,378.02x = 44,779,656,846,988,200
  5. Step 5: Solve for x
    x = 44,779,656,846,988,200/243,352,378.02
  6. Step 6: Final answer
    x = 184,011,585.22

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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.