Home / 580,025,631.06-870,014,851.59-143,315,317.91

Finding the Fourth Proportional to 580,025,631.06, 870,014,851.59 and 143,315,317.91

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Solution

The fourth proportional to 580,025,631.06, 870,014,851.59 and 143,315,317.91 is: 214,967,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,025,631.06 : 870,014,851.59 = 143,315,317.91 : x
  2. Step 2: Convert to fraction form
    580,025,631.06/870,014,851.59 = 143,315,317.91/x
  3. Step 3: Cross multiply
    580,025,631.06x = 870,014,851.59 × 143,315,317.91
  4. Step 4: Simplify right side
    580,025,631.06x = 124,686,455,044,754,784
  5. Step 5: Solve for x
    x = 124,686,455,044,754,784/580,025,631.06
  6. Step 6: Final answer
    x = 214,967,146.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.