Home / 771,468,379.13-1,064,714,681.76-432,468,415.10

Finding the Fourth Proportional to 771,468,379.13, 1,064,714,681.76 and 432,468,415.10

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Solution

The fourth proportional to 771,468,379.13, 1,064,714,681.76 and 432,468,415.10 is: 596,855,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,468,379.13 : 1,064,714,681.76 = 432,468,415.10 : x
  2. Step 2: Convert to fraction form
    771,468,379.13/1,064,714,681.76 = 432,468,415.10/x
  3. Step 3: Cross multiply
    771,468,379.13x = 1,064,714,681.76 × 432,468,415.10
  4. Step 4: Simplify right side
    771,468,379.13x = 460,455,470,954,448,128
  5. Step 5: Solve for x
    x = 460,455,470,954,448,128/771,468,379.13
  6. Step 6: Final answer
    x = 596,855,922.30

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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.