Home / 331,872,603.60-497,808,905.40-159,685,719.60

Finding the Fourth Proportional to 331,872,603.60, 497,808,905.40 and 159,685,719.60

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Solution

The fourth proportional to 331,872,603.60, 497,808,905.40 and 159,685,719.60 is: 239,528,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,872,603.60 : 497,808,905.40 = 159,685,719.60 : x
  2. Step 2: Convert to fraction form
    331,872,603.60/497,808,905.40 = 159,685,719.60/x
  3. Step 3: Cross multiply
    331,872,603.60x = 497,808,905.40 × 159,685,719.60
  4. Step 4: Simplify right side
    331,872,603.60x = 79,492,973,282,087,312
  5. Step 5: Solve for x
    x = 79,492,973,282,087,312/331,872,603.60
  6. Step 6: Final answer
    x = 239,528,579.40

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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.