Home / 152,362,048.92-210,272,595.06-86,294,300.23

Finding the Fourth Proportional to 152,362,048.92, 210,272,595.06 and 86,294,300.23

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Solution

The fourth proportional to 152,362,048.92, 210,272,595.06 and 86,294,300.23 is: 119,093,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,362,048.92 : 210,272,595.06 = 86,294,300.23 : x
  2. Step 2: Convert to fraction form
    152,362,048.92/210,272,595.06 = 86,294,300.23/x
  3. Step 3: Cross multiply
    152,362,048.92x = 210,272,595.06 × 86,294,300.23
  4. Step 4: Simplify right side
    152,362,048.92x = 18,145,326,448,835,300
  5. Step 5: Solve for x
    x = 18,145,326,448,835,300/152,362,048.92
  6. Step 6: Final answer
    x = 119,093,478.84

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1.5x scale

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.