Home / 28,881,870,663.24-39,851,013,051.63-16,674,364,240.20

Finding the Fourth Proportional to 28,881,870,663.24, 39,851,013,051.63 and 16,674,364,240.20

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Solution

The fourth proportional to 28,881,870,663.24, 39,851,013,051.63 and 16,674,364,240.20 is: 23,007,176,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,870,663.24 : 39,851,013,051.63 = 16,674,364,240.20 : x
  2. Step 2: Convert to fraction form
    28,881,870,663.24/39,851,013,051.63 = 16,674,364,240.20/x
  3. Step 3: Cross multiply
    28,881,870,663.24x = 39,851,013,051.63 × 16,674,364,240.20
  4. Step 4: Simplify right side
    28,881,870,663.24x = 664,490,306,963,842,793,472
  5. Step 5: Solve for x
    x = 664,490,306,963,842,793,472/28,881,870,663.24
  6. Step 6: Final answer
    x = 23,007,176,879.63

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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.