Home / 366,012,574.60-549,018,861.90-123,671,979.40

Finding the Fourth Proportional to 366,012,574.60, 549,018,861.90 and 123,671,979.40

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Solution

The fourth proportional to 366,012,574.60, 549,018,861.90 and 123,671,979.40 is: 185,507,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,012,574.60 : 549,018,861.90 = 123,671,979.40 : x
  2. Step 2: Convert to fraction form
    366,012,574.60/549,018,861.90 = 123,671,979.40/x
  3. Step 3: Cross multiply
    366,012,574.60x = 549,018,861.90 × 123,671,979.40
  4. Step 4: Simplify right side
    366,012,574.60x = 67,898,249,379,108,248
  5. Step 5: Solve for x
    x = 67,898,249,379,108,248/366,012,574.60
  6. Step 6: Final answer
    x = 185,507,969.10

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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.