Home / 689,548,200.48-951,596,613.95-376,302,592.35

Finding the Fourth Proportional to 689,548,200.48, 951,596,613.95 and 376,302,592.35

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Solution

The fourth proportional to 689,548,200.48, 951,596,613.95 and 376,302,592.35 is: 519,308,545.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,548,200.48 : 951,596,613.95 = 376,302,592.35 : x
  2. Step 2: Convert to fraction form
    689,548,200.48/951,596,613.95 = 376,302,592.35/x
  3. Step 3: Cross multiply
    689,548,200.48x = 951,596,613.95 × 376,302,592.35
  4. Step 4: Simplify right side
    689,548,200.48x = 358,088,272,698,985,728
  5. Step 5: Solve for x
    x = 358,088,272,698,985,728/689,548,200.48
  6. Step 6: Final answer
    x = 519,308,545.00

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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.