Home / 278,455,763,239.80-417,683,644,859.70-92,316,687,041.40

Finding the Fourth Proportional to 278,455,763,239.80, 417,683,644,859.70 and 92,316,687,041.40

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Solution

The fourth proportional to 278,455,763,239.80, 417,683,644,859.70 and 92,316,687,041.40 is: 138,475,030,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,455,763,239.80 : 417,683,644,859.70 = 92,316,687,041.40 : x
  2. Step 2: Convert to fraction form
    278,455,763,239.80/417,683,644,859.70 = 92,316,687,041.40/x
  3. Step 3: Cross multiply
    278,455,763,239.80x = 417,683,644,859.70 × 92,316,687,041.40
  4. Step 4: Simplify right side
    278,455,763,239.80x = 38,559,170,324,824,183,537,664
  5. Step 5: Solve for x
    x = 38,559,170,324,824,183,537,664/278,455,763,239.80
  6. Step 6: Final answer
    x = 138,475,030,562.10

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1.5x scale

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.