Home / 39,864,013,340.40-59,796,020,010.60-10,420,056,176.40

Finding the Fourth Proportional to 39,864,013,340.40, 59,796,020,010.60 and 10,420,056,176.40

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Solution

The fourth proportional to 39,864,013,340.40, 59,796,020,010.60 and 10,420,056,176.40 is: 15,630,084,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864,013,340.40 : 59,796,020,010.60 = 10,420,056,176.40 : x
  2. Step 2: Convert to fraction form
    39,864,013,340.40/59,796,020,010.60 = 10,420,056,176.40/x
  3. Step 3: Cross multiply
    39,864,013,340.40x = 59,796,020,010.60 × 10,420,056,176.40
  4. Step 4: Simplify right side
    39,864,013,340.40x = 623,077,887,635,590,479,872
  5. Step 5: Solve for x
    x = 623,077,887,635,590,479,872/39,864,013,340.40
  6. Step 6: Final answer
    x = 15,630,084,264.60

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1.5x scale

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.