Home / 157,879,547.28-235,662,949.25-139,241,911.41

Finding the Fourth Proportional to 157,879,547.28, 235,662,949.25 and 139,241,911.41

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Solution

The fourth proportional to 157,879,547.28, 235,662,949.25 and 139,241,911.41 is: 207,843,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,879,547.28 : 235,662,949.25 = 139,241,911.41 : x
  2. Step 2: Convert to fraction form
    157,879,547.28/235,662,949.25 = 139,241,911.41/x
  3. Step 3: Cross multiply
    157,879,547.28x = 235,662,949.25 × 139,241,911.41
  4. Step 4: Simplify right side
    157,879,547.28x = 32,814,159,501,391,616
  5. Step 5: Solve for x
    x = 32,814,159,501,391,616/157,879,547.28
  6. Step 6: Final answer
    x = 207,843,004.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.