Home / 581,855,413.18-802,977,477.43-317,554,368.92

Finding the Fourth Proportional to 581,855,413.18, 802,977,477.43 and 317,554,368.92

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Solution

The fourth proportional to 581,855,413.18, 802,977,477.43 and 317,554,368.92 is: 438,234,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,855,413.18 : 802,977,477.43 = 317,554,368.92 : x
  2. Step 2: Convert to fraction form
    581,855,413.18/802,977,477.43 = 317,554,368.92/x
  3. Step 3: Cross multiply
    581,855,413.18x = 802,977,477.43 × 317,554,368.92
  4. Step 4: Simplify right side
    581,855,413.18x = 254,989,006,102,257,184
  5. Step 5: Solve for x
    x = 254,989,006,102,257,184/581,855,413.18
  6. Step 6: Final answer
    x = 438,234,311.01

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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.