Home / 305,877,709.60-458,752,801.20-111,880,506.40

Finding the Fourth Proportional to 305,877,709.60, 458,752,801.20 and 111,880,506.40

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Solution

The fourth proportional to 305,877,709.60, 458,752,801.20 and 111,880,506.40 is: 167,797,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,877,709.60 : 458,752,801.20 = 111,880,506.40 : x
  2. Step 2: Convert to fraction form
    305,877,709.60/458,752,801.20 = 111,880,506.40/x
  3. Step 3: Cross multiply
    305,877,709.60x = 458,752,801.20 × 111,880,506.40
  4. Step 4: Simplify right side
    305,877,709.60x = 51,325,495,710,674,528
  5. Step 5: Solve for x
    x = 51,325,495,710,674,528/305,877,709.60
  6. Step 6: Final answer
    x = 167,797,437.01

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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.