Home / 907,962,417.19-1,356,968,773.63-662,835,234.07

Finding the Fourth Proportional to 907,962,417.19, 1,356,968,773.63 and 662,835,234.07

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Solution

The fourth proportional to 907,962,417.19, 1,356,968,773.63 and 662,835,234.07 is: 990,621,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,962,417.19 : 1,356,968,773.63 = 662,835,234.07 : x
  2. Step 2: Convert to fraction form
    907,962,417.19/1,356,968,773.63 = 662,835,234.07/x
  3. Step 3: Cross multiply
    907,962,417.19x = 1,356,968,773.63 × 662,835,234.07
  4. Step 4: Simplify right side
    907,962,417.19x = 899,446,714,694,722,048
  5. Step 5: Solve for x
    x = 899,446,714,694,722,048/907,962,417.19
  6. Step 6: Final answer
    x = 990,621,084.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.