Home / 52,377,618,923.37-72,281,143,152.94-28,291,640,444.37

Finding the Fourth Proportional to 52,377,618,923.37, 72,281,143,152.94 and 28,291,640,444.37

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Solution

The fourth proportional to 52,377,618,923.37, 72,281,143,152.94 and 28,291,640,444.37 is: 39,042,479,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377,618,923.37 : 72,281,143,152.94 = 28,291,640,444.37 : x
  2. Step 2: Convert to fraction form
    52,377,618,923.37/72,281,143,152.94 = 28,291,640,444.37/x
  3. Step 3: Cross multiply
    52,377,618,923.37x = 72,281,143,152.94 × 28,291,640,444.37
  4. Step 4: Simplify right side
    52,377,618,923.37x = 2,044,952,112,991,127,994,368
  5. Step 5: Solve for x
    x = 2,044,952,112,991,127,994,368/52,377,618,923.37
  6. Step 6: Final answer
    x = 39,042,479,498.41

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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.