Home / 932,023,479.54-1,286,219,670.09-508,664,294.67

Finding the Fourth Proportional to 932,023,479.54, 1,286,219,670.09 and 508,664,294.67

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Solution

The fourth proportional to 932,023,479.54, 1,286,219,670.09 and 508,664,294.67 is: 701,971,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,023,479.54 : 1,286,219,670.09 = 508,664,294.67 : x
  2. Step 2: Convert to fraction form
    932,023,479.54/1,286,219,670.09 = 508,664,294.67/x
  3. Step 3: Cross multiply
    932,023,479.54x = 1,286,219,670.09 × 508,664,294.67
  4. Step 4: Simplify right side
    932,023,479.54x = 654,254,021,277,009,920
  5. Step 5: Solve for x
    x = 654,254,021,277,009,920/932,023,479.54
  6. Step 6: Final answer
    x = 701,971,608.70

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1.5x scale

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.