Home / 1,345,315,551,429.50-2,018,095,943,034.90-438,520,607,671.60

Finding the Fourth Proportional to 1,345,315,551,429.50, 2,018,095,943,034.90 and 438,520,607,671.60

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Solution

The fourth proportional to 1,345,315,551,429.50, 2,018,095,943,034.90 and 438,520,607,671.60 is: 657,820,879,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,315,551,429.50 : 2,018,095,943,034.90 = 438,520,607,671.60 : x
  2. Step 2: Convert to fraction form
    1,345,315,551,429.50/2,018,095,943,034.90 = 438,520,607,671.60/x
  3. Step 3: Cross multiply
    1,345,315,551,429.50x = 2,018,095,943,034.90 × 438,520,607,671.60
  4. Step 4: Simplify right side
    1,345,315,551,429.50x = 884,976,659,279,254,868,983,808
  5. Step 5: Solve for x
    x = 884,976,659,279,254,868,983,808/1,345,315,551,429.50
  6. Step 6: Final answer
    x = 657,820,879,524.44

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Double scale
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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.