Home / 530,421,495.56-731,884,493.94-295,466,309

Finding the Fourth Proportional to 530,421,495.56, 731,884,493.94 and 295,466,309

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Solution

The fourth proportional to 530,421,495.56, 731,884,493.94 and 295,466,309 is: 407,689,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,421,495.56 : 731,884,493.94 = 295,466,309 : x
  2. Step 2: Convert to fraction form
    530,421,495.56/731,884,493.94 = 295,466,309/x
  3. Step 3: Cross multiply
    530,421,495.56x = 731,884,493.94 × 295,466,309
  4. Step 4: Simplify right side
    530,421,495.56x = 216,247,210,038,784,672
  5. Step 5: Solve for x
    x = 216,247,210,038,784,672/530,421,495.56
  6. Step 6: Final answer
    x = 407,689,378.82

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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.