Home / 405,358,436.24-608,037,717.56-98,650,547.92

Finding the Fourth Proportional to 405,358,436.24, 608,037,717.56 and 98,650,547.92

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Solution

The fourth proportional to 405,358,436.24, 608,037,717.56 and 98,650,547.92 is: 147,975,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,358,436.24 : 608,037,717.56 = 98,650,547.92 : x
  2. Step 2: Convert to fraction form
    405,358,436.24/608,037,717.56 = 98,650,547.92/x
  3. Step 3: Cross multiply
    405,358,436.24x = 608,037,717.56 × 98,650,547.92
  4. Step 4: Simplify right side
    405,358,436.24x = 59,983,253,993,320,200
  5. Step 5: Solve for x
    x = 59,983,253,993,320,200/405,358,436.24
  6. Step 6: Final answer
    x = 147,975,837.26

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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.