Home / 407,070,689,145.60-610,606,033,718.40-371,806,815,302.40

Finding the Fourth Proportional to 407,070,689,145.60, 610,606,033,718.40 and 371,806,815,302.40

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Solution

The fourth proportional to 407,070,689,145.60, 610,606,033,718.40 and 371,806,815,302.40 is: 557,710,222,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,070,689,145.60 : 610,606,033,718.40 = 371,806,815,302.40 : x
  2. Step 2: Convert to fraction form
    407,070,689,145.60/610,606,033,718.40 = 371,806,815,302.40/x
  3. Step 3: Cross multiply
    407,070,689,145.60x = 610,606,033,718.40 × 371,806,815,302.40
  4. Step 4: Simplify right side
    407,070,689,145.60x = 227,027,484,801,268,214,398,976
  5. Step 5: Solve for x
    x = 227,027,484,801,268,214,398,976/407,070,689,145.60
  6. Step 6: Final answer
    x = 557,710,222,953.60

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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.