Home / 530,421,506.56-731,884,509.12-295,466,320

Finding the Fourth Proportional to 530,421,506.56, 731,884,509.12 and 295,466,320

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Solution

The fourth proportional to 530,421,506.56, 731,884,509.12 and 295,466,320 is: 407,689,394.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,421,506.56 : 731,884,509.12 = 295,466,320 : x
  2. Step 2: Convert to fraction form
    530,421,506.56/731,884,509.12 = 295,466,320/x
  3. Step 3: Cross multiply
    530,421,506.56x = 731,884,509.12 × 295,466,320
  4. Step 4: Simplify right side
    530,421,506.56x = 216,247,222,574,692,832
  5. Step 5: Solve for x
    x = 216,247,222,574,692,832/530,421,506.56
  6. Step 6: Final answer
    x = 407,689,394.00

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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.