Home / 985,608,045.90-1,478,412,068.85-597,868,692.30

Finding the Fourth Proportional to 985,608,045.90, 1,478,412,068.85 and 597,868,692.30

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Solution

The fourth proportional to 985,608,045.90, 1,478,412,068.85 and 597,868,692.30 is: 896,803,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,608,045.90 : 1,478,412,068.85 = 597,868,692.30 : x
  2. Step 2: Convert to fraction form
    985,608,045.90/1,478,412,068.85 = 597,868,692.30/x
  3. Step 3: Cross multiply
    985,608,045.90x = 1,478,412,068.85 × 597,868,692.30
  4. Step 4: Simplify right side
    985,608,045.90x = 883,896,290,283,886,976
  5. Step 5: Solve for x
    x = 883,896,290,283,886,976/985,608,045.90
  6. Step 6: Final answer
    x = 896,803,038.45

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Double scale
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Similar ratio
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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.