Home / 232,677,038.76-321,094,235.22-128,256,853.92

Finding the Fourth Proportional to 232,677,038.76, 321,094,235.22 and 128,256,853.92

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Solution

The fourth proportional to 232,677,038.76, 321,094,235.22 and 128,256,853.92 is: 176,994,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,677,038.76 : 321,094,235.22 = 128,256,853.92 : x
  2. Step 2: Convert to fraction form
    232,677,038.76/321,094,235.22 = 128,256,853.92/x
  3. Step 3: Cross multiply
    232,677,038.76x = 321,094,235.22 × 128,256,853.92
  4. Step 4: Simplify right side
    232,677,038.76x = 41,182,536,421,165,664
  5. Step 5: Solve for x
    x = 41,182,536,421,165,664/232,677,038.76
  6. Step 6: Final answer
    x = 176,994,415.27

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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.