Home / 152,249,878.68-210,104,988.06-82,635,273.90

Finding the Fourth Proportional to 152,249,878.68, 210,104,988.06 and 82,635,273.90

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Solution

The fourth proportional to 152,249,878.68, 210,104,988.06 and 82,635,273.90 is: 114,036,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,249,878.68 : 210,104,988.06 = 82,635,273.90 : x
  2. Step 2: Convert to fraction form
    152,249,878.68/210,104,988.06 = 82,635,273.90/x
  3. Step 3: Cross multiply
    152,249,878.68x = 210,104,988.06 × 82,635,273.90
  4. Step 4: Simplify right side
    152,249,878.68x = 17,362,083,236,094,332
  5. Step 5: Solve for x
    x = 17,362,083,236,094,332/152,249,878.68
  6. Step 6: Final answer
    x = 114,036,762.37

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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.