Home / 563,855,033,674.80-778,120,030,412.28-306,939,881,287.14

Finding the Fourth Proportional to 563,855,033,674.80, 778,120,030,412.28 and 306,939,881,287.14

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Solution

The fourth proportional to 563,855,033,674.80, 778,120,030,412.28 and 306,939,881,287.14 is: 423,577,081,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,855,033,674.80 : 778,120,030,412.28 = 306,939,881,287.14 : x
  2. Step 2: Convert to fraction form
    563,855,033,674.80/778,120,030,412.28 = 306,939,881,287.14/x
  3. Step 3: Cross multiply
    563,855,033,674.80x = 778,120,030,412.28 × 306,939,881,287.14
  4. Step 4: Simplify right side
    563,855,033,674.80x = 238,836,069,761,891,012,968,448
  5. Step 5: Solve for x
    x = 238,836,069,761,891,012,968,448/563,855,033,674.80
  6. Step 6: Final answer
    x = 423,577,081,870.37

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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.