Home / 103,560,738,792.81-141,875,852,766.69-99,688,769,095.65

Finding the Fourth Proportional to 103,560,738,792.81, 141,875,852,766.69 and 99,688,769,095.65

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Solution

The fourth proportional to 103,560,738,792.81, 141,875,852,766.69 and 99,688,769,095.65 is: 136,571,342,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,560,738,792.81 : 141,875,852,766.69 = 99,688,769,095.65 : x
  2. Step 2: Convert to fraction form
    103,560,738,792.81/141,875,852,766.69 = 99,688,769,095.65/x
  3. Step 3: Cross multiply
    103,560,738,792.81x = 141,875,852,766.69 × 99,688,769,095.65
  4. Step 4: Simplify right side
    103,560,738,792.81x = 14,143,429,126,706,994,085,888
  5. Step 5: Solve for x
    x = 14,143,429,126,706,994,085,888/103,560,738,792.81
  6. Step 6: Final answer
    x = 136,571,342,494.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.