Home / 286,532,060.48-395,410,461.02-159,371,881.28

Finding the Fourth Proportional to 286,532,060.48, 395,410,461.02 and 159,371,881.28

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Solution

The fourth proportional to 286,532,060.48, 395,410,461.02 and 159,371,881.28 is: 219,931,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,532,060.48 : 395,410,461.02 = 159,371,881.28 : x
  2. Step 2: Convert to fraction form
    286,532,060.48/395,410,461.02 = 159,371,881.28/x
  3. Step 3: Cross multiply
    286,532,060.48x = 395,410,461.02 × 159,371,881.28
  4. Step 4: Simplify right side
    286,532,060.48x = 63,017,309,050,549,504
  5. Step 5: Solve for x
    x = 63,017,309,050,549,504/286,532,060.48
  6. Step 6: Final answer
    x = 219,931,092.34

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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.