Home / 364,579,178.73-546,893,149.65-128,200,460.52

Finding the Fourth Proportional to 364,579,178.73, 546,893,149.65 and 128,200,460.52

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Solution

The fourth proportional to 364,579,178.73, 546,893,149.65 and 128,200,460.52 is: 192,309,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,579,178.73 : 546,893,149.65 = 128,200,460.52 : x
  2. Step 2: Convert to fraction form
    364,579,178.73/546,893,149.65 = 128,200,460.52/x
  3. Step 3: Cross multiply
    364,579,178.73x = 546,893,149.65 × 128,200,460.52
  4. Step 4: Simplify right side
    364,579,178.73x = 70,111,953,638,854,368
  5. Step 5: Solve for x
    x = 70,111,953,638,854,368/364,579,178.73
  6. Step 6: Final answer
    x = 192,309,264.29

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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.