Home / 677,891,152.48-935,462,244.72-384,529,421.92

Finding the Fourth Proportional to 677,891,152.48, 935,462,244.72 and 384,529,421.92

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Solution

The fourth proportional to 677,891,152.48, 935,462,244.72 and 384,529,421.92 is: 530,634,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,891,152.48 : 935,462,244.72 = 384,529,421.92 : x
  2. Step 2: Convert to fraction form
    677,891,152.48/935,462,244.72 = 384,529,421.92/x
  3. Step 3: Cross multiply
    677,891,152.48x = 935,462,244.72 × 384,529,421.92
  4. Step 4: Simplify right side
    677,891,152.48x = 359,712,756,190,167,168
  5. Step 5: Solve for x
    x = 359,712,756,190,167,168/677,891,152.48
  6. Step 6: Final answer
    x = 530,634,977.13

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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.