Home / 157,768,499.71-236,664,639.32-47,095,427.58

Finding the Fourth Proportional to 157,768,499.71, 236,664,639.32 and 47,095,427.58

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Solution

The fourth proportional to 157,768,499.71, 236,664,639.32 and 47,095,427.58 is: 70,646,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,768,499.71 : 236,664,639.32 = 47,095,427.58 : x
  2. Step 2: Convert to fraction form
    157,768,499.71/236,664,639.32 = 47,095,427.58/x
  3. Step 3: Cross multiply
    157,768,499.71x = 236,664,639.32 × 47,095,427.58
  4. Step 4: Simplify right side
    157,768,499.71x = 11,145,822,382,315,064
  5. Step 5: Solve for x
    x = 11,145,822,382,315,064/157,768,499.71
  6. Step 6: Final answer
    x = 70,646,690.58

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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.