Home / 14,590,063,409.40-20,144,171,136.48-9,242,369,368.92

Finding the Fourth Proportional to 14,590,063,409.40, 20,144,171,136.48 and 9,242,369,368.92

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Solution

The fourth proportional to 14,590,063,409.40, 20,144,171,136.48 and 9,242,369,368.92 is: 12,760,730,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,063,409.40 : 20,144,171,136.48 = 9,242,369,368.92 : x
  2. Step 2: Convert to fraction form
    14,590,063,409.40/20,144,171,136.48 = 9,242,369,368.92/x
  3. Step 3: Cross multiply
    14,590,063,409.40x = 20,144,171,136.48 × 9,242,369,368.92
  4. Step 4: Simplify right side
    14,590,063,409.40x = 186,179,870,274,085,126,144
  5. Step 5: Solve for x
    x = 186,179,870,274,085,126,144/14,590,063,409.40
  6. Step 6: Final answer
    x = 12,760,730,714.45

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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.