Home / 346,681,206.40-520,021,809.60-116,573,814.40

Finding the Fourth Proportional to 346,681,206.40, 520,021,809.60 and 116,573,814.40

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Solution

The fourth proportional to 346,681,206.40, 520,021,809.60 and 116,573,814.40 is: 174,860,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,681,206.40 : 520,021,809.60 = 116,573,814.40 : x
  2. Step 2: Convert to fraction form
    346,681,206.40/520,021,809.60 = 116,573,814.40/x
  3. Step 3: Cross multiply
    346,681,206.40x = 520,021,809.60 × 116,573,814.40
  4. Step 4: Simplify right side
    346,681,206.40x = 60,620,925,916,262,544
  5. Step 5: Solve for x
    x = 60,620,925,916,262,544/346,681,206.40
  6. Step 6: Final answer
    x = 174,860,721.60

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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.