Home / 1,042,922,018,935-1,564,561,253,339.40-429,966,506,363.54

Finding the Fourth Proportional to 1,042,922,018,935, 1,564,561,253,339.40 and 429,966,506,363.54

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Solution

The fourth proportional to 1,042,922,018,935, 1,564,561,253,339.40 and 429,966,506,363.54 is: 645,023,236,518.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,922,018,935 : 1,564,561,253,339.40 = 429,966,506,363.54 : x
  2. Step 2: Convert to fraction form
    1,042,922,018,935/1,564,561,253,339.40 = 429,966,506,363.54/x
  3. Step 3: Cross multiply
    1,042,922,018,935x = 1,564,561,253,339.40 × 429,966,506,363.54
  4. Step 4: Simplify right side
    1,042,922,018,935x = 672,708,936,090,103,140,319,232
  5. Step 5: Solve for x
    x = 672,708,936,090,103,140,319,232/1,042,922,018,935
  6. Step 6: Final answer
    x = 645,023,236,518.73

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Double scale
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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.