Home / 214,756,386.34-322,132,521-127,254,916.68

Finding the Fourth Proportional to 214,756,386.34, 322,132,521 and 127,254,916.68

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Solution

The fourth proportional to 214,756,386.34, 322,132,521 and 127,254,916.68 is: 190,881,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,756,386.34 : 322,132,521 = 127,254,916.68 : x
  2. Step 2: Convert to fraction form
    214,756,386.34/322,132,521 = 127,254,916.68/x
  3. Step 3: Cross multiply
    214,756,386.34x = 322,132,521 × 127,254,916.68
  4. Step 4: Simplify right side
    214,756,386.34x = 40,992,947,119,773,352
  5. Step 5: Solve for x
    x = 40,992,947,119,773,352/214,756,386.34
  6. Step 6: Final answer
    x = 190,881,155.24

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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.