Home / 152,656,880.49-210,666,335.67-83,042,095.32

Finding the Fourth Proportional to 152,656,880.49, 210,666,335.67 and 83,042,095.32

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Solution

The fourth proportional to 152,656,880.49, 210,666,335.67 and 83,042,095.32 is: 114,598,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,656,880.49 : 210,666,335.67 = 83,042,095.32 : x
  2. Step 2: Convert to fraction form
    152,656,880.49/210,666,335.67 = 83,042,095.32/x
  3. Step 3: Cross multiply
    152,656,880.49x = 210,666,335.67 × 83,042,095.32
  4. Step 4: Simplify right side
    152,656,880.49x = 17,494,173,927,423,254
  5. Step 5: Solve for x
    x = 17,494,173,927,423,254/152,656,880.49
  6. Step 6: Final answer
    x = 114,598,004.83

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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.