Home / 586,905,813.60-880,358,720.40-558,207,999.60

Finding the Fourth Proportional to 586,905,813.60, 880,358,720.40 and 558,207,999.60

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Solution

The fourth proportional to 586,905,813.60, 880,358,720.40 and 558,207,999.60 is: 837,311,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,905,813.60 : 880,358,720.40 = 558,207,999.60 : x
  2. Step 2: Convert to fraction form
    586,905,813.60/880,358,720.40 = 558,207,999.60/x
  3. Step 3: Cross multiply
    586,905,813.60x = 880,358,720.40 × 558,207,999.60
  4. Step 4: Simplify right side
    586,905,813.60x = 491,423,280,244,899,712
  5. Step 5: Solve for x
    x = 491,423,280,244,899,712/586,905,813.60
  6. Step 6: Final answer
    x = 837,311,999.40

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1.5x scale

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.