Home / 9,876,397,984.29-13,640,740,929.95-6,504,380,957.25

Finding the Fourth Proportional to 9,876,397,984.29, 13,640,740,929.95 and 6,504,380,957.25

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Solution

The fourth proportional to 9,876,397,984.29, 13,640,740,929.95 and 6,504,380,957.25 is: 8,983,495,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,397,984.29 : 13,640,740,929.95 = 6,504,380,957.25 : x
  2. Step 2: Convert to fraction form
    9,876,397,984.29/13,640,740,929.95 = 6,504,380,957.25/x
  3. Step 3: Cross multiply
    9,876,397,984.29x = 13,640,740,929.95 × 6,504,380,957.25
  4. Step 4: Simplify right side
    9,876,397,984.29x = 88,724,575,547,514,912,768
  5. Step 5: Solve for x
    x = 88,724,575,547,514,912,768/9,876,397,984.29
  6. Step 6: Final answer
    x = 8,983,495,368.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.