Home / 761,780,200,823.05-1,051,256,848,730.10-419,224,063,802.10

Finding the Fourth Proportional to 761,780,200,823.05, 1,051,256,848,730.10 and 419,224,063,802.10

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Solution

The fourth proportional to 761,780,200,823.05, 1,051,256,848,730.10 and 419,224,063,802.10 is: 578,529,302,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,200,823.05 : 1,051,256,848,730.10 = 419,224,063,802.10 : x
  2. Step 2: Convert to fraction form
    761,780,200,823.05/1,051,256,848,730.10 = 419,224,063,802.10/x
  3. Step 3: Cross multiply
    761,780,200,823.05x = 1,051,256,848,730.10 × 419,224,063,802.10
  4. Step 4: Simplify right side
    761,780,200,823.05x = 440,712,168,224,421,983,551,488
  5. Step 5: Solve for x
    x = 440,712,168,224,421,983,551,488/761,780,200,823.05
  6. Step 6: Final answer
    x = 578,529,302,478.94

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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.