Home / 907,130,124,822.23-1,251,840,074,439.80-489,983,967,870.09

Finding the Fourth Proportional to 907,130,124,822.23, 1,251,840,074,439.80 and 489,983,967,870.09

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Solution

The fourth proportional to 907,130,124,822.23, 1,251,840,074,439.80 and 489,983,967,870.09 is: 676,178,146,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,130,124,822.23 : 1,251,840,074,439.80 = 489,983,967,870.09 : x
  2. Step 2: Convert to fraction form
    907,130,124,822.23/1,251,840,074,439.80 = 489,983,967,870.09/x
  3. Step 3: Cross multiply
    907,130,124,822.23x = 1,251,840,074,439.80 × 489,983,967,870.09
  4. Step 4: Simplify right side
    907,130,124,822.23x = 613,381,566,812,802,095,513,600
  5. Step 5: Solve for x
    x = 613,381,566,812,802,095,513,600/907,130,124,822.23
  6. Step 6: Final answer
    x = 676,178,146,914.71

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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.