Home / 340,580,345.80-510,870,518.70-149,477,369.80

Finding the Fourth Proportional to 340,580,345.80, 510,870,518.70 and 149,477,369.80

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Solution

The fourth proportional to 340,580,345.80, 510,870,518.70 and 149,477,369.80 is: 224,216,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,580,345.80 : 510,870,518.70 = 149,477,369.80 : x
  2. Step 2: Convert to fraction form
    340,580,345.80/510,870,518.70 = 149,477,369.80/x
  3. Step 3: Cross multiply
    340,580,345.80x = 510,870,518.70 × 149,477,369.80
  4. Step 4: Simplify right side
    340,580,345.80x = 76,363,581,443,637,712
  5. Step 5: Solve for x
    x = 76,363,581,443,637,712/340,580,345.80
  6. Step 6: Final answer
    x = 224,216,054.70

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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.