Home / 595,307,711.12-891,215,384.44-417,428,054.40

Finding the Fourth Proportional to 595,307,711.12, 891,215,384.44 and 417,428,054.40

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Solution

The fourth proportional to 595,307,711.12, 891,215,384.44 and 417,428,054.40 is: 624,917,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,307,711.12 : 891,215,384.44 = 417,428,054.40 : x
  2. Step 2: Convert to fraction form
    595,307,711.12/891,215,384.44 = 417,428,054.40/x
  3. Step 3: Cross multiply
    595,307,711.12x = 891,215,384.44 × 417,428,054.40
  4. Step 4: Simplify right side
    595,307,711.12x = 372,018,303,978,137,216
  5. Step 5: Solve for x
    x = 372,018,303,978,137,216/595,307,711.12
  6. Step 6: Final answer
    x = 624,917,663.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.