Home / 107,081,271.47-147,761,030.73-63,025,642.94

Finding the Fourth Proportional to 107,081,271.47, 147,761,030.73 and 63,025,642.94

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Solution

The fourth proportional to 107,081,271.47, 147,761,030.73 and 63,025,642.94 is: 86,968,839.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,081,271.47 : 147,761,030.73 = 63,025,642.94 : x
  2. Step 2: Convert to fraction form
    107,081,271.47/147,761,030.73 = 63,025,642.94/x
  3. Step 3: Cross multiply
    107,081,271.47x = 147,761,030.73 × 63,025,642.94
  4. Step 4: Simplify right side
    107,081,271.47x = 9,312,733,964,010,346
  5. Step 5: Solve for x
    x = 9,312,733,964,010,346/107,081,271.47
  6. Step 6: Final answer
    x = 86,968,839.99

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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.