Home / 221,411,142.40-332,116,713.60-59,853,078.40

Finding the Fourth Proportional to 221,411,142.40, 332,116,713.60 and 59,853,078.40

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Solution

The fourth proportional to 221,411,142.40, 332,116,713.60 and 59,853,078.40 is: 89,779,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,411,142.40 : 332,116,713.60 = 59,853,078.40 : x
  2. Step 2: Convert to fraction form
    221,411,142.40/332,116,713.60 = 59,853,078.40/x
  3. Step 3: Cross multiply
    221,411,142.40x = 332,116,713.60 × 59,853,078.40
  4. Step 4: Simplify right side
    221,411,142.40x = 19,878,207,697,051,148
  5. Step 5: Solve for x
    x = 19,878,207,697,051,148/221,411,142.40
  6. Step 6: Final answer
    x = 89,779,617.60

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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.