Home / 549,529,703.10-758,358,384.57-298,639,075.14

Finding the Fourth Proportional to 549,529,703.10, 758,358,384.57 and 298,639,075.14

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Solution

The fourth proportional to 549,529,703.10, 758,358,384.57 and 298,639,075.14 is: 412,125,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,529,703.10 : 758,358,384.57 = 298,639,075.14 : x
  2. Step 2: Convert to fraction form
    549,529,703.10/758,358,384.57 = 298,639,075.14/x
  3. Step 3: Cross multiply
    549,529,703.10x = 758,358,384.57 × 298,639,075.14
  4. Step 4: Simplify right side
    549,529,703.10x = 226,475,446,592,649,248
  5. Step 5: Solve for x
    x = 226,475,446,592,649,248/549,529,703.10
  6. Step 6: Final answer
    x = 412,125,942.08

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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.