Home / 771,124,602.96-1,064,151,952.08-441,099,741.92

Finding the Fourth Proportional to 771,124,602.96, 1,064,151,952.08 and 441,099,741.92

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Solution

The fourth proportional to 771,124,602.96, 1,064,151,952.08 and 441,099,741.92 is: 608,717,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,124,602.96 : 1,064,151,952.08 = 441,099,741.92 : x
  2. Step 2: Convert to fraction form
    771,124,602.96/1,064,151,952.08 = 441,099,741.92/x
  3. Step 3: Cross multiply
    771,124,602.96x = 1,064,151,952.08 × 441,099,741.92
  4. Step 4: Simplify right side
    771,124,602.96x = 469,397,151,426,152,256
  5. Step 5: Solve for x
    x = 469,397,151,426,152,256/771,124,602.96
  6. Step 6: Final answer
    x = 608,717,643.85

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Double scale
Find fourth proportional to 771,124,603.96, 1,064,151,953.46 and 441,099,742.92
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1.5x scale

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.