Home / 152,852,452,959.79-210,937,022,210.52-84,262,359,254.51

Finding the Fourth Proportional to 152,852,452,959.79, 210,937,022,210.52 and 84,262,359,254.51

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Solution

The fourth proportional to 152,852,452,959.79, 210,937,022,210.52 and 84,262,359,254.51 is: 116,282,406,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,852,452,959.79 : 210,937,022,210.52 = 84,262,359,254.51 : x
  2. Step 2: Convert to fraction form
    152,852,452,959.79/210,937,022,210.52 = 84,262,359,254.51/x
  3. Step 3: Cross multiply
    152,852,452,959.79x = 210,937,022,210.52 × 84,262,359,254.51
  4. Step 4: Simplify right side
    152,852,452,959.79x = 17,774,051,145,578,966,941,696
  5. Step 5: Solve for x
    x = 17,774,051,145,578,966,941,696/152,852,452,959.79
  6. Step 6: Final answer
    x = 116,282,406,997.12

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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.