Home / 214,756,328.25-322,132,434.08-127,254,858.82

Finding the Fourth Proportional to 214,756,328.25, 322,132,434.08 and 127,254,858.82

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Solution

The fourth proportional to 214,756,328.25, 322,132,434.08 and 127,254,858.82 is: 190,881,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,756,328.25 : 322,132,434.08 = 127,254,858.82 : x
  2. Step 2: Convert to fraction form
    214,756,328.25/322,132,434.08 = 127,254,858.82/x
  3. Step 3: Cross multiply
    214,756,328.25x = 322,132,434.08 × 127,254,858.82
  4. Step 4: Simplify right side
    214,756,328.25x = 40,992,917,421,280,528
  5. Step 5: Solve for x
    x = 40,992,917,421,280,528/214,756,328.25
  6. Step 6: Final answer
    x = 190,881,068.58

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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.