Home / 704,832,069.80-1,057,248,104.70-429,333,055.40

Finding the Fourth Proportional to 704,832,069.80, 1,057,248,104.70 and 429,333,055.40

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Solution

The fourth proportional to 704,832,069.80, 1,057,248,104.70 and 429,333,055.40 is: 643,999,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,832,069.80 : 1,057,248,104.70 = 429,333,055.40 : x
  2. Step 2: Convert to fraction form
    704,832,069.80/1,057,248,104.70 = 429,333,055.40/x
  3. Step 3: Cross multiply
    704,832,069.80x = 1,057,248,104.70 × 429,333,055.40
  4. Step 4: Simplify right side
    704,832,069.80x = 453,911,559,106,710,080
  5. Step 5: Solve for x
    x = 453,911,559,106,710,080/704,832,069.80
  6. Step 6: Final answer
    x = 643,999,583.10

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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.