Home / 360,400,280-535,964,211.46-348,921,037.76

Finding the Fourth Proportional to 360,400,280, 535,964,211.46 and 348,921,037.76

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Solution

The fourth proportional to 360,400,280, 535,964,211.46 and 348,921,037.76 is: 518,893,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,400,280 : 535,964,211.46 = 348,921,037.76 : x
  2. Step 2: Convert to fraction form
    360,400,280/535,964,211.46 = 348,921,037.76/x
  3. Step 3: Cross multiply
    360,400,280x = 535,964,211.46 × 348,921,037.76
  4. Step 4: Simplify right side
    360,400,280x = 187,009,188,864,843,264
  5. Step 5: Solve for x
    x = 187,009,188,864,843,264/360,400,280
  6. Step 6: Final answer
    x = 518,893,017.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.