Home / 351,363,417,047.56-484,891,743,851.32-199,111,182,564.51

Finding the Fourth Proportional to 351,363,417,047.56, 484,891,743,851.32 and 199,111,182,564.51

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Solution

The fourth proportional to 351,363,417,047.56, 484,891,743,851.32 and 199,111,182,564.51 is: 274,779,228,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,363,417,047.56 : 484,891,743,851.32 = 199,111,182,564.51 : x
  2. Step 2: Convert to fraction form
    351,363,417,047.56/484,891,743,851.32 = 199,111,182,564.51/x
  3. Step 3: Cross multiply
    351,363,417,047.56x = 484,891,743,851.32 × 199,111,182,564.51
  4. Step 4: Simplify right side
    351,363,417,047.56x = 96,547,368,534,003,802,963,968
  5. Step 5: Solve for x
    x = 96,547,368,534,003,802,963,968/351,363,417,047.56
  6. Step 6: Final answer
    x = 274,779,228,142.97

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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.