Home / 7,720,641,059.34-11,575,674,597.51-3,931,699,089.18

Finding the Fourth Proportional to 7,720,641,059.34, 11,575,674,597.51 and 3,931,699,089.18

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Solution

The fourth proportional to 7,720,641,059.34, 11,575,674,597.51 and 3,931,699,089.18 is: 5,894,856,258.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,641,059.34 : 11,575,674,597.51 = 3,931,699,089.18 : x
  2. Step 2: Convert to fraction form
    7,720,641,059.34/11,575,674,597.51 = 3,931,699,089.18/x
  3. Step 3: Cross multiply
    7,720,641,059.34x = 11,575,674,597.51 × 3,931,699,089.18
  4. Step 4: Simplify right side
    7,720,641,059.34x = 45,512,069,271,674,126,336
  5. Step 5: Solve for x
    x = 45,512,069,271,674,126,336/7,720,641,059.34
  6. Step 6: Final answer
    x = 5,894,856,258.94

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Double scale
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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.