Home / 771,528,606.18-1,064,738,742.97-432,443,349.15

Finding the Fourth Proportional to 771,528,606.18, 1,064,738,742.97 and 432,443,349.15

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Solution

The fourth proportional to 771,528,606.18, 1,064,738,742.97 and 432,443,349.15 is: 596,788,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,528,606.18 : 1,064,738,742.97 = 432,443,349.15 : x
  2. Step 2: Convert to fraction form
    771,528,606.18/1,064,738,742.97 = 432,443,349.15/x
  3. Step 3: Cross multiply
    771,528,606.18x = 1,064,738,742.97 × 432,443,349.15
  4. Step 4: Simplify right side
    771,528,606.18x = 460,439,187,975,455,616
  5. Step 5: Solve for x
    x = 460,439,187,975,455,616/771,528,606.18
  6. Step 6: Final answer
    x = 596,788,225.72

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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.