Home / 191,587,614.04-287,563,108.38-118,583,564.68

Finding the Fourth Proportional to 191,587,614.04, 287,563,108.38 and 118,583,564.68

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Solution

The fourth proportional to 191,587,614.04, 287,563,108.38 and 118,583,564.68 is: 177,987,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,587,614.04 : 287,563,108.38 = 118,583,564.68 : x
  2. Step 2: Convert to fraction form
    191,587,614.04/287,563,108.38 = 118,583,564.68/x
  3. Step 3: Cross multiply
    191,587,614.04x = 287,563,108.38 × 118,583,564.68
  4. Step 4: Simplify right side
    191,587,614.04x = 34,100,258,462,161,580
  5. Step 5: Solve for x
    x = 34,100,258,462,161,580/191,587,614.04
  6. Step 6: Final answer
    x = 177,987,802.78

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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.