Home / 353,631,164.40-530,446,746.60-181,444,280.40

Finding the Fourth Proportional to 353,631,164.40, 530,446,746.60 and 181,444,280.40

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Solution

The fourth proportional to 353,631,164.40, 530,446,746.60 and 181,444,280.40 is: 272,166,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,631,164.40 : 530,446,746.60 = 181,444,280.40 : x
  2. Step 2: Convert to fraction form
    353,631,164.40/530,446,746.60 = 181,444,280.40/x
  3. Step 3: Cross multiply
    353,631,164.40x = 530,446,746.60 × 181,444,280.40
  4. Step 4: Simplify right side
    353,631,164.40x = 96,246,528,227,358,160
  5. Step 5: Solve for x
    x = 96,246,528,227,358,160/353,631,164.40
  6. Step 6: Final answer
    x = 272,166,420.60

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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.