Home / 771,468,381.63-1,064,714,685.21-432,468,417.60

Finding the Fourth Proportional to 771,468,381.63, 1,064,714,685.21 and 432,468,417.60

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Solution

The fourth proportional to 771,468,381.63, 1,064,714,685.21 and 432,468,417.60 is: 596,855,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,468,381.63 : 1,064,714,685.21 = 432,468,417.60 : x
  2. Step 2: Convert to fraction form
    771,468,381.63/1,064,714,685.21 = 432,468,417.60/x
  3. Step 3: Cross multiply
    771,468,381.63x = 1,064,714,685.21 × 432,468,417.60
  4. Step 4: Simplify right side
    771,468,381.63x = 460,455,475,108,250,880
  5. Step 5: Solve for x
    x = 460,455,475,108,250,880/771,468,381.63
  6. Step 6: Final answer
    x = 596,855,925.75

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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.