Home / 163,461,646.20-245,070,434.70-98,751,815.40

Finding the Fourth Proportional to 163,461,646.20, 245,070,434.70 and 98,751,815.40

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Solution

The fourth proportional to 163,461,646.20, 245,070,434.70 and 98,751,815.40 is: 148,053,998.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,461,646.20 : 245,070,434.70 = 98,751,815.40 : x
  2. Step 2: Convert to fraction form
    163,461,646.20/245,070,434.70 = 98,751,815.40/x
  3. Step 3: Cross multiply
    163,461,646.20x = 245,070,434.70 × 98,751,815.40
  4. Step 4: Simplify right side
    163,461,646.20x = 24,201,150,327,492,156
  5. Step 5: Solve for x
    x = 24,201,150,327,492,156/163,461,646.20
  6. Step 6: Final answer
    x = 148,053,998.54

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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.