Finding the Fourth Proportional to 983,937,437.04, 1,357,849,794.97 and 587,495,070.03
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Solution
The fourth proportional to 983,937,437.04, 1,357,849,794.97 and 587,495,070.03 is: 810,752,828.74
Step by Step Solution
- Step 1: Write the proportion equation
983,937,437.04 : 1,357,849,794.97 = 587,495,070.03 : x - Step 2: Convert to fraction form
983,937,437.04/1,357,849,794.97 = 587,495,070.03/x - Step 3: Cross multiply
983,937,437.04x = 1,357,849,794.97 × 587,495,070.03 - Step 4: Simplify right side
983,937,437.04x = 797,730,060,386,121,216 - Step 5: Solve for x
x = 797,730,060,386,121,216/983,937,437.04 - Step 6: Final answer
x = 810,752,828.74
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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.