Home / 240,397,778,066.76-360,608,264,527.08-79,045,612,599.72

Finding the Fourth Proportional to 240,397,778,066.76, 360,608,264,527.08 and 79,045,612,599.72

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Solution

The fourth proportional to 240,397,778,066.76, 360,608,264,527.08 and 79,045,612,599.72 is: 118,572,232,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,397,778,066.76 : 360,608,264,527.08 = 79,045,612,599.72 : x
  2. Step 2: Convert to fraction form
    240,397,778,066.76/360,608,264,527.08 = 79,045,612,599.72/x
  3. Step 3: Cross multiply
    240,397,778,066.76x = 360,608,264,527.08 × 79,045,612,599.72
  4. Step 4: Simplify right side
    240,397,778,066.76x = 28,504,501,178,064,917,495,808
  5. Step 5: Solve for x
    x = 28,504,501,178,064,917,495,808/240,397,778,066.76
  6. Step 6: Final answer
    x = 118,572,232,269.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.