Home / 53,298,046-73,551,810.45-31,271,920.21

Finding the Fourth Proportional to 53,298,046, 73,551,810.45 and 31,271,920.21

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Solution

The fourth proportional to 53,298,046, 73,551,810.45 and 31,271,920.21 is: 43,155,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298,046 : 73,551,810.45 = 31,271,920.21 : x
  2. Step 2: Convert to fraction form
    53,298,046/73,551,810.45 = 31,271,920.21/x
  3. Step 3: Cross multiply
    53,298,046x = 73,551,810.45 × 31,271,920.21
  4. Step 4: Simplify right side
    53,298,046x = 2,300,106,347,693,444.50
  5. Step 5: Solve for x
    x = 2,300,106,347,693,444.50/53,298,046
  6. Step 6: Final answer
    x = 43,155,547.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.