Home / 21,907,221,784.74-32,852,456,082.27-11,953,345,203.32

Finding the Fourth Proportional to 21,907,221,784.74, 32,852,456,082.27 and 11,953,345,203.32

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Solution

The fourth proportional to 21,907,221,784.74, 32,852,456,082.27 and 11,953,345,203.32 is: 17,925,447,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,907,221,784.74 : 32,852,456,082.27 = 11,953,345,203.32 : x
  2. Step 2: Convert to fraction form
    21,907,221,784.74/32,852,456,082.27 = 11,953,345,203.32/x
  3. Step 3: Cross multiply
    21,907,221,784.74x = 32,852,456,082.27 × 11,953,345,203.32
  4. Step 4: Simplify right side
    21,907,221,784.74x = 392,696,748,328,118,845,440
  5. Step 5: Solve for x
    x = 392,696,748,328,118,845,440/21,907,221,784.74
  6. Step 6: Final answer
    x = 17,925,447,242.32

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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.