Home / 947,785,196.94-1,421,829,256.05-292,582,216.86

Finding the Fourth Proportional to 947,785,196.94, 1,421,829,256.05 and 292,582,216.86

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Solution

The fourth proportional to 947,785,196.94, 1,421,829,256.05 and 292,582,216.86 is: 438,920,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,785,196.94 : 1,421,829,256.05 = 292,582,216.86 : x
  2. Step 2: Convert to fraction form
    947,785,196.94/1,421,829,256.05 = 292,582,216.86/x
  3. Step 3: Cross multiply
    947,785,196.94x = 1,421,829,256.05 × 292,582,216.86
  4. Step 4: Simplify right side
    947,785,196.94x = 416,001,955,731,513,600
  5. Step 5: Solve for x
    x = 416,001,955,731,513,600/947,785,196.94
  6. Step 6: Final answer
    x = 438,920,081.34

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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.