Home / 660,943,545.60-912,097,049.22-363,579,384.72

Finding the Fourth Proportional to 660,943,545.60, 912,097,049.22 and 363,579,384.72

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Solution

The fourth proportional to 660,943,545.60, 912,097,049.22 and 363,579,384.72 is: 501,736,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,943,545.60 : 912,097,049.22 = 363,579,384.72 : x
  2. Step 2: Convert to fraction form
    660,943,545.60/912,097,049.22 = 363,579,384.72/x
  3. Step 3: Cross multiply
    660,943,545.60x = 912,097,049.22 × 363,579,384.72
  4. Step 4: Simplify right side
    660,943,545.60x = 331,619,683,960,335,168
  5. Step 5: Solve for x
    x = 331,619,683,960,335,168/660,943,545.60
  6. Step 6: Final answer
    x = 501,736,776.41

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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.