Home / 268,700,879,407.65-403,052,825,956.95-89,626,374,596.83

Finding the Fourth Proportional to 268,700,879,407.65, 403,052,825,956.95 and 89,626,374,596.83

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Solution

The fourth proportional to 268,700,879,407.65, 403,052,825,956.95 and 89,626,374,596.83 is: 134,440,064,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,700,879,407.65 : 403,052,825,956.95 = 89,626,374,596.83 : x
  2. Step 2: Convert to fraction form
    268,700,879,407.65/403,052,825,956.95 = 89,626,374,596.83/x
  3. Step 3: Cross multiply
    268,700,879,407.65x = 403,052,825,956.95 × 89,626,374,596.83
  4. Step 4: Simplify right side
    268,700,879,407.65x = 36,124,163,561,528,527,683,584
  5. Step 5: Solve for x
    x = 36,124,163,561,528,527,683,584/268,700,879,407.65
  6. Step 6: Final answer
    x = 134,440,064,510.26

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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.